Applicable to Steam Navigation and to other purposes. By Walter R. Johnson. With numerous illustrations. 607 pp. 8vo., half morocco, $6.00
JOHNSON.—THE COAL TRADE OF BRITISH AMERICA:
With Researches on the Characters and Practical Values of American and Foreign Coals. By Walter R. Johnson, Civil and Mining Engineer and Chemist. 8vo., $2.00
JOHNSTON.—INSTRUCTIONS FOR THE ANALYSIS OF SOILS, LIMESTONES, AND MANURES.
By J. W. F. Johnston. 12mo., $.38
KEENE.—A HAND-BOOK OF PRACTICAL GAUGING,
For the Use of Beginners, to which is added A Chapter on Distillation, describing the process in operation at the Custom House for ascertaining the strength of wines. By James B. Keene, of H. M. Customs. 8vo., $1.25
KENTISH.—A TREATISE ON A BOX OF INSTRUMENTS,
And the Slide Rule; with the Theory of Trigonometry and Logarithms, including Practical Geometry, Surveying, Measuring of Timber, Cask and Malt Gauging, Heights, and Distances. By Thomas Kentish. In one volume. 12mo., $1.25
KOBELL.—ERNI.—MINERALOGY SIMPLIFIED: