account of the general principles of mechanics and of the mechanical powers; with forty-four engravings. By Andrew Gray. Edinburgh, 1806.

7291, O. The millwright's guide. A practical treatise on mill work. By John Nicholson, Esq. London, 1830.

3203, D. The art of working in pasteboard, upon scientific principles; to which is added an appendix containing directions for constructing architectural models. By D. Boileau. London, 1827.

3907, O. The plough-wright's assistant; or, a practical treatise on various implements employed in agriculture. By Andrew Gray. Edinburgh, 1808. 4313, & 4382, D. A treatise on the origin, progressive improvement, and present state of the manufacture of porcelain and glass. Lardner's cabinet cyclopedia. London, 1832.

8176, O. 1. Experiments on lime, weed-ash, and kelp; with a process for making pot-ash. By R. Cunningham. Dublin, 1772.

1589, O. 5. Dossie's observations on the pot-ash brought from America; with the process for making pot-ash and barilla. London, 1767.

1138, O. 3. Experiments and observations on American pot-ashes; with an easy method of determining their respective qualities. By W. Lewis. London, 1767.

1405, Q. Method and plain process of making potash. By Thomas Stephens. London, 1755.

465, Q. 14. The manufacture of pot-ash recommended. Boston, 1757. 1589, O. 4. Directions for making calcined or pearl-ashes, as practised in Hungary, &c. with a drawing of the furnace. Boston, 1766.

84, & 8227, 0.

The art of making common salt, with several improvements, proposed in that art. By William Brownrigg, M. D. London, 1748.

1589, O. 10. The art of making common salt; with an extract from Doctor Brownrigg's treatise on the art of making bay-salt. Philadelphia, 1776.

2494, O. A description of the principles and plan of proposed establishments of salt-works; for the purpose of supplying the United States with home-made salt. By James Fennell. Philadelphia, 1798. Gift of the author.

1147, O. 12. The process for extracting and refining salt-petre according to the method practised at the provincial works in Philadelphia. Published by order of the committee of safety. 1776.

1589, O. 8. Several methods of making salt-petre. Published by the representatives in congress. Philadelphia, 1775.

1138, O. 2. The process for extracting and refining salt-petre. Published by order of the committee of safety. Philadelphia, 1776.

7789, O. 1. A short account of the silk manufacture in England, from its introduction to the present time. By Samuel Sholl. With a sketch of his life. London, 1811.

4272, & 4319, D. A treatise on the origin, progressive improvement, and present state of the silk manufacture. London and Philadelphia, 1831.

1878, Q. The smith and founder's director, containing a series of designs and patterns for ornamental iron and brass work. By Cottingham, architect. London, 1824.

4605, 3.

1810.

A treatise on soap making. By a manufacturer. New York,

1409, Q. 11. Description of the manner of making tar in Sweden. 4784, O. The painter and varnisher's guide; or, a treatise both in theory and practice, on the art of making and applying varnishes; on the different kinds of painting; and on the method of preparing colours. By P. F. Tingry. London, 1816.

4156, O. Practical and descriptive essays, on the art of weaving. By John Duncan, illustrated by fourteen engravings. Glasgow, 1808,

AGRICULTURE AND GARDENING.

Abercrombie, 2161, Q. The gardener's vegetable system, and botanical display of the genera, species, and varieties, with their classes and orders, of all trees, shrubs, plants, flowers, and fruits, proper for cultivation. By John Abercrombie. London, 1789.

1364, D. British fruit-gardener; and the art of pruning. By John Abercrombie. London, 1779.

Adams, 4382, O. 7. A treatise on a new system of agriculture and feeding of stock. By George Adams. Kidderminster, 1810.

Anderson, 2738, O. Recreations in agriculture, natural history, arts and miscellaneous literature. By James Anderson. 6 vols. London, 1799. 2872, O. Essays relating to agriculture and rural affairs. 5th edit. with additions. By James Anderson. 3 vols. London, 1800.

1284, O.

The same. Edinburgh, 1775.

4605, D. 2. An essay on quick lime, as a cement, and as a manure. By James Anderson. Boston, 1799.

Anstruther, 2560, O. Remarks on the drill husbandry, by which the superior advantages of that mode of cultivation are pointed out; also a comparison of it with the most approved methods of broad cast husbandry. By Sir John Anstruther, Bart. London, 1796.

Baird, 2100, Q. 4. General view of the agriculture of the county of Middlesex. By Thomas Baird. London, 1793.

Barnes, 1015, O. 2. A new method of propagating fruit-trees, and flowering shrubs. 3d edit. By Thomas Barnes. London, 1762.

Basso, 1691, O. Geoponicorum, sive de re rustica, libri XX. Cassiano Basso collectore. Cantabrigiæ, 1704. L.

Bates, 2969, O. & 3497, D. Rural philosophy, &c. &c. By Ely Bates, Esq. London, 1803, and Philadelphia, 1807.

Billings, 1016, O. 1. An account of the culture of carrots, and their use in feeding cattle. By Robert Billing. London, 1765.

Bordley, 2548, & 2620, O. Essays and notes on husbandry and rural affairs; with plates. By J. B. Bordley. Philadelphia, 1799.

2492, 5. 2493, 1. & 2495, O. 1. Sketches on rotations of crops, and other rural matters; with intimations on manufactures, on the fruits of agriculture, and on new sources of trade. By J. B. Bordley. Philadelphia, 1796. Two copies, the gift of Charles Cist.

Boswell, 2696, O. 1. A treatise on watering meadows; with plates. By George Boswell. London, 1792.

Bradley, 707, O. A general treatise of husbandry and gardening; containing a new system of vegetation; with many experiments. By R. Bradley. 2 vols. London, 1726.

Brown, 4290, O. A treatise on agriculture and rural affairs. By Robert Brown. 2 vols. Edinburgh, 1811.

4198, O. General view of the agriculture of the West Riding, Yorkshire, surveyed by Messrs. Rennie, Brown, and Shirreff in 1793; drawn up for the board of agriculture by Robert Brown. London, 1799.

Buist, 8999, O. The American flower garden directory; containing practical directions for the culture of plants. By Hibbert & Buist. Philadelphia, 1832. Gift of Mr. Buist, the author.

Busby, 6012, D. The vineyards of France and Spain. By James Busby. London, 1834.

Caines, 2887, O. Letters on the cultivation of the Otaheite cane; the manufacture of sugar and rum; the saving of molasses, &c. By Clement Caines, Esq. London, 1801.

Cato, 823, F.

Libri de re rustica, M. Catonis, &c. 1529. P. 1649, O. Libri de re rustica, M. Catonis, Terentii Varronis, Junii Moderatii, Columellæ et Palladii. A. D. 1533. L.

Columella, 1147, Q. L. Junius Moderatus Columella's husbandry, in 12 books, and his book concerning trees. Translated into English. London, 1745. P. Commesell, 3202, O. 3. Abbé de Commesell's account of the culture and use of the mangel wurtzel, or root of scarcity. Translated from the French.

2d edit. London, 1787. P.

Coxe, 5101, & 7820, O. A view of the cultivation of fruit trees, and the management of orchards and cider, with accurate descriptions of the most estimable varieties of native and foreign apples, pears, peaches, plums, and cherries, cultivated in the middle states of America, with cuts. By Wm. Coxe, Esq. Philadelphia, 1817.

Cruickshank, 7158, 0. The practical planter, containing directions for the planting of waste land and management of wood, with a new method of rearing the oak. By T. Cruickshank. London, 1830.

Curtis, 3759, O. Practical observations on British grasses. By William Curtis. To which is added, a short account of the blight, mildew and the rust in corn, by Sir Joseph Banks. 4th edit. London, 1805.

Dacre, 5991, O. Testimonies in favour of salt as a manure, and a condiment for horse, cow, and sheep, with testimonies of its vast importance in the arts and manufactures. By the Rev. B. Dacre. Manchester, 1825. Gift of Dr. Parke.

Dalrymple, 3710, O. 2. A treatise on the culture of wheat; with an account of the growth of beans with wheat, and a plan of improved seed harrows. By Wm. Dalrymple, Esq. London, 1801.

Darwin, 879, Q. & 8053, O. Phytologia, or the philosophy of agriculture and gardening; with the theory of draining morasses, and an improved construction of the drill plough. By Erasmus Darwin, M. D. London, 1800; Dublin, 1800.

Davy, 4536, 4661, & 8327, O. Elements of agricultural chemistry, in a course of lectures for the board of agriculture. By Sir Humphrey Davy. Hartford, 1819.

Dickson, 1008, O. A treatise of agriculture. By Adam Dickson. 2d edit. Edinburgh, 1765.

2 vols.

1415, Q.

bandry.

Dossie, 1204, O.

Practical agriculture; or, a complete system of modern hus-
By R. W. Dickson. 2 vols. London, 1805.

Memoirs of agriculture and other œconomical arts. By Ro

bert Dossie. 2 vols. London, 1768.

Dundonald, 713, Q. 2. The earl of Dundonald's 'treatise, showing the intimate connection that subsists between agriculture and chemistry. London, 1795.

Eliot, 794, D. 2. A continuation of the essay upon field husbandry in New England. By Jared Eliot. New York, 1754.

Ellis, 142, & 3516, O. Chiltern and vale farming explained, according to the

latest improvements. By William Ellis. London, 1745. P.

873, O. The practical farmer; or the Hertfordshire husbandmen; containing many new improvements in husbandry. By William Ellis. London, 1732.

998, O. The country house-wife's family companion; or, directions for the management of the domestic concerns of a country life. By William Ellis. London, 1750.

8475, O. The timber tree improved; or, the best practical methods of improving different lands with proper timber and fruit trees. By Wm. Ellis. London, 1758.

Evelyn, 1023, & 2057, Q. Sylva; or, a discourse of forest trees, and the propagation of timber, together with an historical account of the sacred

ness and use of standing groves. By John Evelyn, Esq. With notes, by A. Hunter, M. D. York, 1776.

Evelyn, 320, & 507, F.

The same. London, 1679. L.

2923, & 5311, D. The gardener's almanack, directing what he is to do monthly throughout the year. By John Evelyn, Esq. London, 1676.

Ferrarius, 765, F. Ferrarii Hesperides; sive de malorum auriorum cultura et usu libri quatuor. Romæ, 1646. P.

Fisher, 5868, D. Observations on the culture of the European vine. By S. J. Fisher. Philadelphia, 1834.

Fordyce, 7831, & 8591, O.
Fordyce, M. D.
London, 1781.

Elements of agriculture and vegetation. By George
With an appendix for the use of practical farmers.

Forsyth, 968, Q. 2909, & 5216, O. A treatise on the culture and management of fruit trees; in which a new method of pruning and training is fully described; with observations on the diseases, defects, and injuries, in all kinds of fruit and forest trees, and an account of a particular method of cure. With plates. By William Forsyth. London, and Philadelphia, 1802-1818.

Gilpin, 8695, O. Practical hints upon landscape gardening, with remarks on domestic architecture. By Wm. J. Gilpin. London, 1832.

Griffin, 3971, O. A treatise on the culture of the pine apple. By William Griffin. 2d edit. Newark, 1808. Gyllenberg, 4891, D. The natural and chemical elements of agriculture, translated from the Latin of Count G. A. Gyllenberg. By John Mills. London, 1770.

Harte, 993, & 6719, O. Essays on husbandry. By Walter Harte. Essay 1. A general introduction; on improvements, &c. &c. Essay 2. An account of some experiments on the culture of lucerne, &c. With copperplates and wood cuts. London, 1764.

Hand, 8633, O. 1. A treatise on the culture of the tobacco plant. By Farrel

Hand. Dublin, 1782.

Harrison, 5904, O. A treatise on the culture and management of fruit trees. By Charles Harrison. London, 1823.

Haynes, 4665, 0. A treatise on the improved culture of the strawberry, rasberry, and gooseberry. By Thomas Haynes. London, 1814. Hayward, 5218, O. The science of horticulture; including a practical system

for the management of fruit trees. By Joseph Hayward. London, 1818. 6060, O. On the science of agriculture: comprising a commentary on, and comparative investigation of the agricultural chemistry of Mr. Kirwan and Sir H. Davy and others. By Joseph Hayward. London, 1825.

Hill, 21, F. Eden: or a complete body of gardening; containing directions for raising the several productions of flower and kitchen gardens; with plates. By Sir John Hill, M. D. London, 1757.

1015, O. 3. The origin and production of proliferous flowers; with figures.
By Sir John Hill, M. D. London, 1759.

1015, O. 4. A method of producing double flowers from single ones.
Sir John Hill, M. D. 2d edit. London, 1759.

By

Hitt, 1016, O. 3. A treatise of husbandry on the improvement of dry and barren

lands. By Thomas Hitt. London, 1762.

734, 1000, & 8286, O. A treatise of fruit trees. By Thomas Hitt. 2d edit. London, 1757-1768.

Holmes, 1512, D. Principles of agriculture and vegetation. By Francis Holmes, M. D. 3d edit. London, 1776. P.

Holt, 2477, O. A general view of the agriculture of the county of Lancaster; with observations on the means of its improvement. By John Holt. London, 1795.

Hunter, 3051, & 3761, O. Georgical essays.
York, 1803-4.

Johnson, 3754, & 7553, O.
ing, on buildings
on turnpike roads.
wick, N. J. 1806.

By A. Hunter, M. D. 6 vols.

Rural economy; containing a treatise on pisé buildbelonging to farms, on the culture of the vine, and With plates. By S. W. Johnson. New Bruns

Johnstone, 799, Q. & 3815, O. An account of the most approved mode of draining land, according to the system practised by Joseph Elkington; with plates. By John Johnstone. Edinburgh, 1797, and London, 1801. Justice, 8104, O. The British gardener's directory, directing the necessary works in the gardens and in the green-house. By James Justice. Edinburgh, 1764.

Kames, 1285, O. The gentleman farmer; being an attempt to improve agriculture. By Henry Home, lord Kames. 2d edit. Edinburgh, 1779. Kent, 1296, & 8018, O. Hints to gentlemen of landed property. By Nathaniel Kent. London, 1775-1776.

Kirwan, 2696, O. 2. & 4878, D. The manures most advantageously applicable to the various kinds of soils; and the causes of their beneficial effect in each particular instance. By Richard Kirwan. Philadelphia, 1807. London, 1796.

Knight, 1286, D. A treatise on the culture of the apple and pear, and on the manufacture of cider and perry. By T. A. Knight. Ludlow, 1797. 1409, Q. 12. Doubts relative to the efficacy of Mr. Forsyth's plaster, in filling up the holes in trees, ascribed to it by Dr. Anderson and Mr. Forsyth. By T. A. Knight. London, 1802.

Laurence, 1103, F. A new system of agriculture; being a complete body of husbandry and gardening. In five books. By John Laurence, M. A. London, 1726.

Lawrence, 2200, Q. 14.

Nurseries, profitable gardens and vineyards, encouraged. In letters from Anthony Lawrence and John Beale. London, 1677.

Lisle, 8, Q. Observations in husbandry. By Edward Lisle. London, 1757. Logan, 2493, 3. & 2495, O. Fourteen agricultural experiments, to ascertain the best rotation of crops. By George Logan. Philadelphia, 1797. Lorain, 6086, O. Nature and reason harmonised in the practice of husbandry. By the late John Lorain. With an index. Philadelphia, 1825. Loudon, 5630, O. An encyclopædia of gardening, comprising the theory and practice of horticulture, floriculture, arboriculture, and landscape gardening, including all the latest improvements. By J. C. Loudon. With engravings. London, 1822.

Lyon, 4625, O. Observations on the barrenness of fruit trees and the means

of prevention and cure. By P. Lyon. Edinburgh, 1813. Malcolm, 3771, O. A compendium of modern husbandry. By James Malcolm. 3 vols. London, 1805.

Marshall, 408, Q. Minutes of agriculture, made on a farm of three hundred acres of various soils; with plates. By Mr. Marshall. London, 1778. 370, & 411, Q. Experiments and observations concerning agriculture, and the weather; with plates. By Mr. Marshall. London, 1779. 5065, O. A review (and complete abstract) of the reports to the board of agriculture from the different departments of England. By Mr. Marshall. 5 vols. York, 1808-1817.

3922, O. A review of the reports to the board of agriculture from the northern department of England. By Mr. Marshall. York, 1808. 2562, O. The rural economies of the southern counties; comprising Kent, Surry, Sussex, the Isle of Wight, &c. and including the culture and management of hops, in the districts of Maidstone, Canterbury, and Farnham. By Mr. Marshall. 2 vols. London, 1798.