Being that recommended in the 'Book of the Farm' by H. Stephens. Royal 8vo, 2s. 6d. Also, Seven Folio Account-Books, printed and ruled in accordance with the System, the whole being specially adapted for keeping, by an easy and accurate method, an account of all the transactions of the Farm. A detailed Prospectus may be had from the Publishers. Price of the complete set of Eight Books, £1, 4s. 6d. Also, A Labour Account of the Estate, 2s. 6d.

"We have no hesitation in saying that, of the many systems of keeping farm accounts which are now in vogue, there is not one which will bear comparison with this."–Bell's Messenger.

AINSLIE'S TREATISE ON LAND-SURVEYING.

A New and Enlarged Edition. Edited by William Galbraith, M.A., F.R.A.S. 1 vol. 8vo, with a Volume of Plates in Quarto, 21s.

"The best book on surveying with which I am acquainted."–W. Rutherford, LL.D., F.R.A.S., Royal Military Academy, Woolwich.

THE FORESTER:

A Practical Treatise on the Planting, Rearing, and Management of Forest Trees. By JAMES BROWN, Wood Manager to the Earl of Seafield. Third Edition, greatly enlarged, with numerous Engravings on Wood. Royal 8vo, 30s.

"Beyond all doubt this is the best work on the subject of Forestry extant."–Gardeners' Journal.

"The most useful guide to good arboriculture in the English language."–Gardeners' Chronicle.

HANDBOOK OF THE MECHANICAL ARTS,