hanism, including Screw Threads, Gear Wheels, Mechanical Motions,
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$ROSE.--The Slide-Valve Practically Explained$:

Embracing simple and complete Practical Demonstrations of the
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Machinist," "The Pattern-maker's Assistant," etc. Illustrated by 35
engravings. $1.00

$ROSS.--The Blowpipe in Chemistry, Mineralogy and Geology$:

Containing all Known Methods of Anhydrous Analysis, many Working
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$SHAW.--Civil Architecture$:

Being a Complete Theoretical and Practical System of Building,
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whole illustrated by 102 quarto plates finely engraved on copper.
Eleventh edition. 4to. $10.00

$SHUNK.--A Practical Treatise on Railway Curves and Location, for
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By WILLIAM F. SHUNK, Civil Engineer. 12mo. Full bound pocket-book
form. $2.00

$SLATER.--The Manual of Colors and Dye Wares.$

By J.W. SLATER. 12mo. $3.75

$SLOAN.--American Houses$:

A variety of Original Designs for Rural Buildings. Illustrated by
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$SLOAN.--Homestead Architecture$:

Containing Forty Designs for Villas, Cottages, and Farm-houses,
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$SMEATON.--Builder's Pocket-Companion$:

Containing the Elements of Building, Surveying, and Architecture;
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By A.C. SMEATON, Civil Engineer, etc. 12mo. $1.50

$SMITH.--A Manual of Political Economy.$

By E. PESHINE SMITH. A new Edition, to which is added a full Index.
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