7917 7916 MATHEMATICAL.-Elements of Plane Trigonometry, 8vo. boards, 28. Edinb. 1820 Emerson's (W.) Works, viz. Cyclomathesis; Geometry; Trigonometry; Algebra; Arithmetic of Infinites; Elements of Optics; Tracts; Astronomy; Mathematical Principles of Geography; Doctrine of Combinations; Miscellanies; Doctrine of Fluxions; Comment on Newton's Principia, in all 13 vols. 8vo. calf, neat and uniform, £1.118.6d........... 7918 1791, &c. Emerson's Principles of Mechanics, numerous plates, 4to. calf, neat, 4s.... .1758 Another copy, new edition, enlarged by Smeaton, plates, 8vo. half-cloth, 78.6d. (pub. at 158.). .1827 Emerson's Elements of Trigonometry, 8vo. bound, 2s......1749 Emerson's Elements of Optics and Perspective, plates, in 1 vol. 8vo. calf, 38... .1768 Emerson's Cyclomathesis, or Easy Introduction to the Mathemamatics, 8vo. bound, 2s. 6d.... .1763 Emerson's Doctrine of Combinations, and Art of Surveying, in 1 vol. 8vo. calf, neat, 4s. ... ..1770 Euclid, from the Text of Simson, edited in the Symbolical Form, by R. Blakelock, square 8vo. cloth, 78. (pub. at 108.6d.).... 1831 Euclid, by Simson, plates, 8vo. bound, 48. 7919 7920 7921 7922 7923 7924 7925 7926 7927 7928 7929 28. Euclid's Elements, with Dissertations by Williamson, 2 vols. 4to. 38.6d..... 1788 Euclid's Elements of Geometry, by Cunn, 8vo. bound, 28.. 1772 .1765 Euclid's Elements, with Select Theorems of Archimedes, by Tacquet, and Practical Corollaries by Whiston, plates, 12mo. calf neat, ...1772 Euclidis Data, S. Horsley, 8vo. boards, 18.6d......Oxonii. 1803 Euler's Elements of Algebra, by Hewlett and Horner, 8vo. calf, neat, 6s..... Euler's Letters to a German Princess, on different Subjects in Natural Philosophy, with Notes by Brewster, 2 vols. 12mo. halfrussia, neat, 68..... ..1823 Ewing's Synopsis of Practical Mathematics, 8vo. calf, 2s. 6d. 1779 Exley's Principles of Natural Philosophy, 8vo. half-cloth, new, 38. (pub. at 128.) Fenning's Arithmetic, 12mo. hound, 18.6d.... .1815 Fournier's Treatise on the Theory and Practice of Perspective, and Art of Drawing in Perspective, plates, 4to. half-bound, neat, 1764 88..... Francœur's Complete Course of Mathematics, translated by Blakelock, 2 vols. 8vo. half-cloth, new, 10s. 6d. (pub. at £1.108.)..1829 Franklin's Experiments and Observations on Electricity, with plates, 4to. calf, neat, 48. ... ...1774 Frend's Evening Amusements, or Beauty of the Heavens displayed, from 1804 to 1816, both inclusive, 13 vols. 12mo. half-russia, neat and uniform, 13s. 7942 MATHEMATICAL.-Frend's Principles of Algebra, with an Appendix, by Baron Maseres, 8vo. 28... 7943 7944 7945 ..1796 Garrand's Copious Trigonometrical Tables, royal 8vo. calf, 28.6d. 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Hamilton de Sectionibus Conicis, plates, 4to. calf, 2s. 1758 Hammond's Elements of Algebra, 8vo. calf, 28... .1752 Hancock's Doctrine of Eclipses, both Solar and Lunar, 8vo. 18. Hardwicke's Tables for finding the Amount of any Quantity of Goods, by the Hundred Weight, 12mo. 18....... ...1804 Harris's Description and Use of the Globes, and Orrery, plates, 8vo. bound, 1s. ...... .1782 7946 7947 7948 7949 7950 7951 7952 7953 7954 7955 7956 7957 7958 7959 7960 7961 7962 7963 7964 7965 7966 ...1726 7967 7968 7969 Heathcote's Treatise on Stay-Sails, plates, royal 8vo. bds. 38.6d. .1701 ..1702 7970 Hellins's Mathematical Essays, containing new Improvements and Discoveries, 4to. boards, 28.... ..1789 7971 Highmore's Perspective, on the Principles of Dr. B. Taylor, plates, 4to. 58.. ..1763 7972 Hill's Ancient and Modern Astronomy, in form of a Dictionary, plates, 4to. boards, 58.... .1754 Hatton's Mathematical Manual, or Delightful Associate, 8vo. bd. 18.6d...... 1728 1731 Hatton's System of Arithmetic, 4to. bound, 28.. Hawney's Trigonometry, plane and spherical, 8vo. bd. 18.6d.1725 Hayes's Method of Valuing Annuities upon Lives, 4to. calf, 18.6d... Hayes's Interest Tables, 12mo. bound, 18.. .1746 ..1751 Hayes's Moneyed Man's Guide, or Purchaser's Pocket Companion, 12mo. bound, 18.... 7973 MATHEMATICAL.-Hirsch's Collection of Examples, Formulæ, and Cal 7974 7975 7976 7978 7979 7980 7981 7982 7983 7984 7985 7986 7987 8002 8003 culations, onthe Literal Calculus and Algebra, translated from the German by Ross, 8vo. half-cloth, new, 38. 6d. (pub. at 128.)..1827 Hooper's Rational Recreations, in which the Principles of Numbers and Natural Philosophy are clearly elucidated, many plates, 4 vols. 8vo. 68..... 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(pub. at 68.)..... 1820 ......... 1809 Mole's Treatise on Algebra, 12mo. boards, 18.6d... 1730 ..1825 Molineux on the Globes, 12mo. bound, 18.... Morgan's (Aug. de) Elements of Arithmetic, 12mo. boards, 18. Q Q |