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"E. B. P." in NATURE." This little book meers a real want. The frequent discussions of recent years upon the problems of evolution have les followed with much interest by an increasing number of readers and listeners, with the desire but often the inability to understand. A very large amount of interest and stimulus has been excited by such questions as acquired characters and their transmission or non-transmission by heredity, the continuity of the germ-plasm, physiological selection, c ntinuous or discontinuous evolution, De Vries's experiments and views on mutation, the Mendelian bypothes as opposed to that of Galton and the bearing of the great array of facts, the fruits of observation and experiment conducted by those who take opposite sides in the controversy. The present writer has often been surprised at the keenness of the interest which can co-exist with an almost complete lack a knowledge of the essential details, and he feels that the present work provides precisely the information that is required-a clear, accurate, and dispassionate statement, not too long or too detailed, of researches and reasoning up on prob em's connected with variation."

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A CONTRIBUTION TO OUR KNOWLEDGE OF SEEDLINGS.
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THE ORIGIN OF PLANT STRUCTURES BY SELF-ADAPTA.
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THE ORIGIN OF CULTIVATED PLANTS. By ALPHONSE
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Press, 1902.)

THE

HE chief attraction which the Tibetan language possesses for the western reader is that it is the Latin of Central Asia, and preserves in its bulky literature the old-world lore and vestiges of early culture which the priestly schoolmen of Tibet believed to be all that was worth knowing, not only about their own country, but of the outside world, and more especially ancient India, regarding which so little is known to us. For Tibet, upon receiving its Buddhism from India in the seventh century A.D., adopted at the same time the Indian characters for the purpose of reducing its hitherto unwritten Mongolian language into writing, and forthwith translated into its new vernacular the Indian Buddhist scriptures and other works, the originals of which were afterwards destroyed by the fanatical Mohammedan invaders on the expulsion of Buddhism from India in the twelfth century A.D. From these scripts, thus preserved in their Tibetan translations, much invaluable information has already been gleaned by European scholars; but owing to a habit of the learned monks to translate most of the proper names, of persons, places, and things, root by root etymologically into the Tibetan, it so happens that without a copious Tibeto-Sanskrit lexicon to re-convert these translated names into their recognisable Indian equivalents, a great deal of the mass of information locked up in the Tibetan volumes, now accumulating in our national libraries, remains to some extent sealed.

This is what the present dictionary claims to facilitate to a greater extent than has been done by the lexicons of the pioneer Csoma, the Hungarian, the scientifically equipped Moravian missionary, Jäschke, and Père Desgodins. It has been compiled by Babu Sarat Das from vernacular dictionaries brought by him from Tibet, when he visited that country some years ago. His revisers complain that they found the material had been put together in somewhat heterogeneous fashion hardly systematic enough for a dictionary," so that they had to take “the greatest freedom in correcting or rejecting the matter set forth in the work." This task of correction has obviously not been carried far enough, for in its published form this ponderous volume still retains serious shortcomings in the elementary requirements of a dictionary. The definitions offered are too often wanting in accuracy to be trusted, or too wanting in necessary details and useful references to be very helpful. The Sanskrit synonyms are not so numerous as they might have been, and their definitions are usually made up of indiscriminate extracts from the Sanskrit-English dictionaries of English lexico

graphers, reproduced often without acknowledgment and with strange confusion and errors.

66

For instance, to refer to some of the botanical matters in the first few pages, under "Kakola," an aromatic spice, the author has taken the latter part of his definition from Wilson's dictionary without acknowledgment, and included with it part of the definition of the next following word; he also states that cardamom is "the fruit of Cocculus indicus," and mistakes Erandi or cubeb pepper for Erand, or the castor-oil plant. Again, Kapi" is given in trustworthy Tibetan lexicons as the Sanskrit equivalent of "Kapittha," not "Kabittha as stated by the Babu, and secondarily Pithanaja," which is omitted by him. The primary meaning, therefore, is the wood-apple tree (Feronia elephantum) and not "resin of the juniper plant" as given by him. As secondary meanings he inserts five lines taken without acknowledgment from Wilson, and in so doing misspells each of the three botanical names, and alters "waved-leaf fig tree" into the nonsensical "manefig tree." In the next word, also, both the Sanskrit and botanical terms, taken unacknowledged from Wilson, are misspelt.

66

Again, "Chu-sing kar-po," or "the white watertree," is absurdly stated by him to be Aconitum ferox, which, however, is black rather than white, and never called a 99 tree by the Tibetans, to whom it is familiar. The vernacular lexicon, however, gives for "water-tree 66 the Sanskrit Kadali," or "waterwood," which is the appropriate name of the watery plantain tree, and it gives the further synonym

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Mochaka," or the "horse-radish-tree," which the Babu omits. Of this tree, the "Sajina" of Indian cooks, there are two varieties, namely, a red and a white kind, the latter of which is the one that has been wrongly identified with the deadly aconite by our compiler. Still another synonym for this word, "Nalam," a reed or "stalked water-plant," is incorrectly given as "the ratan" (sic); and the author frequently confuses cane with bamboo.

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66

Not infrequently the precise shade of meaning is missed; thus Rig-dsin, which literally and invariably means a holder of knowledge or sage, is defined by him as comprehension of a science (sic) with ease"; and seldom is any hint given of the useful literal meaning of such names as the common word for small-pox, which is euphemistically called “God's granules" in deference to the malignant disease spirit.

As instances of common words altogether omitted are La-lis, the respectful form of "yes," which after the mystic" Om" formula is perhaps the word most frequently uttered in Tibet; Choma, the common Potentilla, the root of which is eaten as a food; pinkyur-ma, the kestrel, being onomatopoetic for its call; the word for "bribe," which is ethically interesting as meaning literally a secret push.”

66

His orthography disregards some of the accepted rules of scientific philologists, SO as to give "Daipung" for the great monastery of Däpung, although noi occurs either in the vernacular spelling or pronunciation. We miss, too, in a dictionary of this size, which owing largely to clumsier type is

thrice the weight of Jäschke's, any illustrations of that is important in Dr. Faulds's subsequent com the interesting process of organic change whereby munication in 1880, and goes considerably further so many of the bristling consonants of the written | The method introduced by Sir Wm. Herschel, tenspeech have dropped out of hearing in the spoken tatively at first as a safeguard against personation, dialects of the temperate central province, probably had gradually been developed and tested, both in the for physiological and climatic reasons. jail and in the registering office, during a period of from ten to fifteen years before 1877, as stated in the above quoted letter to the Inspector of Prisons.

Nevertheless, despite its many defects, it embodies a good deal of new material from the vernacular Tibetan lexicons which must prove suggestive to those engaged in Tibetan researches who are sufficiently advanced not to be misled by its serious mistakes. L. A. WADDELL.

FINGER-PRINT IDENTIFICATION. Guide to Finger-print Identification. By Henry Faulds, L.F.P.S., late Surgeon Superintendent of Tsukiji Hospital, Tokyo, Japan. Pp. viii+80. (Hanley: Wood, Mitchell and Co., Ltd., 1905.) Price 5s. net.

DR.

R. FAULDS was for some years a medical officer in Japan, and a zealous and original investigator of finger-prints. He wrote an interesting letter about them in NATURE, October 28, 1880, dwelling upon the legal purposes to which they might be applied, and he appears to be the first person who published anything, in print, on this subject. However, his suggestions of introducing the use of fingerprints fell flat. The reason that they did not attract attention was presumably that he supported them by no convincing proofs of three elementary propositions on which the suitability of finger-prints for legal purposes depends. It was necessary to adduce strong evidence of the, long since vaguely alleged, permanence of those ridges on the bulbs of the fingers that print their distinctive lineations. It was necessary to adduce better evidence than opinions based on mere inspection, of the vast variety in the minute details of those markings, and finally, for purposes of criminal investigation, it was necessary to prove that a large collection could be classified with sufficient precision to enable the officials in charge of it to find out speedily whether a duplicate of any set of prints that might be submitted to them did or did not exist in the collection. Dr. Faulds had no part in establishing any one of these most important preliminaries.

But though his letter of 1880 was, as above mentioned, apparently the first printed communication on the subject, it appeared years after the first public and official use of finger-prints had been made by Sir William Herschel in India, to whom the credit of originality that Dr. Faulds desires to monopolise is far more justly due. Those who care to learn the facts at first hand should turn to NATURE, vol. xxii. p. 605, for Dr. Faulds's first letter, to vol. 1., p. 518, for a second letter from him in reference to the Parliamentary Blue-book on the 66 Identification of Criminals," then just issued, and lastly to Sir Wm. Herschel's reply in vol. li., pp. 77-8, where the question of priority of dates is placed beyond doubt, by the reprint of the office copy of Sir William's "demiofficial" letter of August 15, 1877, to the then Inspector of Prisons in Bengal. This letter covers all

The failure of Sir Wm. Herschel's successor, and of others at that time in authority in Bengal. to continue the development of the system so happily begun, is greatly to be deplored, but it can be explained on the same grounds as those mentioned above in connection with Dr. Faulds. The writer of these remarks can testify to the occasional incredulity in the early 'nineties concerning the permanence of the ridges, for it happened to himself while staying at the house of a once distinguished physiologist who was the writer when young of an article on the skin in a first-class encyclopædia, to hear strong objection, made to that opinion. His theoretical grounds were that the glands, the ducts of which pierce the ridges, would multiply with the growth of the hand, and it was not until the hands of the physiologist's own children had been examined by him through a lens, that he could be convinced that the lineations on a child's hand might be the same as when he grew up. but on a smaller scale.

The literature concerning finger-prints is becoming large. An excellent index to it will be found in a memoir by Otto Schlaginhaufen, just published (Morphol. Jahrbuch, Bd. xxxiii., H. 4, and Bd. xxxiv., H. 1., Leipzig). But even this is incomplete. for it takes no notice of Mr. Tabor's efforts in San Francisco to obtain the official registration of the finger-prints of the Chinese immigrants, whom it was found difficult to identify otherwise. This seems to have occurred at some time in the 'eighties, possibly before them, but dates are now wanting.

Dr. Faulds in his present volume recapitulates his old grievance with no less bitterness than formerly. He overstates the value of his own work, belittles that of others, and carps at evidence recently given in criminal cases. His book is not only biased and imperfect, but unfortunately it contains nothing new that is of value, so far as the writer of these remarkcan judge, and much of what Dr. Faulds seem to consider new has long since been forestalled. is a pity that he did not avail himself of the opportunity of writing a book up to date, for he can write well, and the photographic illustrations which his publisher has supplied are excellen The experiences of other countries ought son to be collated with those of England, in order to develop further the art of classifying large collertions of finger-prints. In Argentina, for exampl their use has wholly superseded Bertillonage, and une would like to know with what success. A buru that can deal effectively with very many thousandof cases would require a staff of particularly intellgent officials, and the tradition of dealing in the sam way with certain transitional forms that are of frequent occurrence. The more highly the art of

classifying, or as it might be phrased of "lexiconising," finger-prints is developed, the more wide will their use become. They ought to be especially valuable in checking desertions from the Army and Navy. But there may be moral objections to the use of fingerprints in these cases for, according to the present system of recruiting, many take refuge in the Army who are "wanted" by the police, and would strongly object to being finger-printed.

A few words should be added concerning the ancient usage of finger-prints in China, Japan, and India for legal purposes. Good evidence as to this has at length been supplied by Minakata Kumagusu in two letters to NATURE, vol. li., pp. 199 and 274. It is clear that it was used to some extent, but there is nothing as yet to show that the impressions were made and scrutinised with anything like the precautions now considered to be essential to the good working of the System. Blurred finger-prints cannot be correctly deciphered except by a trained expert, using lenses and photographic magnification. Negative evidence is often of conspicuous value, such as should leave no reasonable doubt in the mind of the most stupid jury man; but expert analysis and severe cross-examination are required when the prints to be compared are generically alike and when one of them is imperfect

or blurred.

THERE

F. G.

EDUCATION AND PHYSIQUE. Mécanisme et Éducation des Mouvements. By Prof. Georges Demeny. Pp. ii + 523; 565 figures. (Paris: Félix Alcan, 1904.) Price 9 francs. HERE are few more important or more opportune considerations in connection with practical hygiene than those which are furnished by the subjectmatter of the two books written by M. Demeny. The first of these books, a second edition of which appeared in 1903, is entitled “Les Bases scientifiques de l'Éducation physique "; this is now supplemented and given a direct practical bearing by the present work, which sets forth in some detail the technical aspects of the subject. As regards its general character the method of treatment remains distinctly scientific; but since the avowed aim of the author is to set forth the real advantages to be derived from bedily exercises conducted along proper lines, the scope of this later book is eminently educational, and thus it appeals to all those who take a broad view of education and its requirements. This appeal is accentuated by the mode of presentation, which is such as to render the extensive subject-matter intelligible to those who make no pretensions to special physiological knowledge.

It is true that the opening chapter deals of necessity with such physiological questions as the structure and functions of muscle, the mechanism of joints, and the capacity for movement which are allowed by the skeletal articulations; but these and other fundamental points of like nature are treated in a manner which, whilst in strict accord with the present state of scientific knowledge, is of such a character as to render these various topics easy of comprehension.

This introduction leads up to a most interesting analysis of the part played by the muscles in producing various well known body movements. In this stress is laid upon the comparatively modern discovery that any movement, for instance the flexion of a limb, is produced not only by the pulling force of those muscles which move it in the desired sense, the flexors, but also by the relaxation of those which oppose this movement, the extensors. It is this twofold muscular mechanism which permits of the movement being graduated so finely as regards both its extent and its force. Some illustrations of a striking character are given in support of this aspect of a volitional or secondary automatic movement.

For the majority of readers, the great interest of the book will probably lie in the interesting account which it gives of various familiar movements. These are all accompanied by numerous illustrations which are excellent for their purpose, and greatly enhance the attractiveness of the text. Many of these are spirited diagrammatic representations of the skeleton, the form of which in all manner of bodily postures is drawn with that piquancy and verve which constitute to English eyes the special charm of French draughtsmanship; humour cannot be expected in a letterpress which deals with subject-matter so technical and serious, but it is supplied by the illustrations, which give a humorous fillip to the work without detracting in the least from their undoubted service in helping the reader to follow the exposition.

The section which deals with the various forms of locomotion, walking, running, jumping, &c., is perhaps the most elaborate. The author is here on ground which he has studied minutely for many years. As chief of the laboratory at the physiological station in the Collège de France, he is able to set forth with authority the results of the elaborate and prolonged investigations initiated by Prof. Marey and carried on under his inspiring influence. It is probable that the summary of these investigations given by M. Demeny is the most valuable short exposition of this really difficult subject which has been published up to the present time. The lucidity of the author's style and treatment is conspicuous in this portion of the book, for the matter dealt with is not easily set forth in a way which admits of being readily understood, since it involves mathematical considerations which are apt to prove a stumbling block to physiological students.

But, as stated before, the description of the factors concerned in the production of familiar postures of the body and the side-issues which these raise, will for most readers probably prove the most attractive portion of the work. From standing, sitting, and lying down, the author proceeds to carrying loads, vaulting, kicking, throwing, swimming, rowing, cycling, horse-riding, dancing, singing, fencing, boxing, wrestling, and all the various bodily movements which are concerned in the various forms of athletic or industrial exercise. It would be impossible to give any detailed account of his treatment of these subjects, but it may be confidently stated that this treatment, whilst scientifically sound, is rendered

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