The Theory and Practice of Model Aeroplaning Part 21

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=The Building Trades Pocket Book.= Compiled by R. HALL. 12mo.

With interchangeable diary

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Ditto ditto, in leather

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=The Clerk of Works' Vade Mec.u.m.= By G.G. HOSKINS. Seventh edition, 52 pp. fcap. 8vo. (_1901_)

1 6

=A Handbook of Formulae, Tables, and Memoranda=, for Architectural Surveyors and others engaged in Building. By J.T.

HURST. Fifteenth edition, 512 pp. royal 32mo, roan. (_1905_)

_net_ 5 0

=Quant.i.ty Surveying=, for the Use of Surveyors, Architects, Engineers and Builders. By J. LEANING. Fifth edition, 936 pp.

demy 8vo. (_1904_)

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=Obstruction to Light.= A Graphic Method of determining Problems of Ancient Lights. By H.B. MOLESWORTH. 9 folding plates, 4to. (_1902_)

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=Suburban Houses.= A series of practical plans. By J.H.

PEARSON. 46 plates and 12 pp. text, crown 4to. (_1905_)

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=Solid Bitumens=, their Physical and Chemical Properties and Chemical a.n.a.lysis. By S.F. PECKHAM. 23 illus. 324 pp. 8vo.

(_New York, 1909_)

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=Roman Architecture, Sculpture and Ornament.= By G.B. PIRANESI.

200 plates, reproduced in facsimile from the original. 2 vols.

Imperial folio, in wrappers. (_1900_)

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=The Seven Periods of English Architecture=, defined and ill.u.s.trated. By E. SHARPE. Third edition, 20 steel plates, royal 8vo. (_1888_)

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=Our Factories, Workshops and Warehouses=, their Sanitary and Fire-Resisting Arrangements. By B.H. THWAITE. 183 illus. 282 pp. crown 8vo. (_1882_)

9 0

=Elementary Principles of Carpentry.= By T. TREDGOLD and J.T.

HURST. Eleventh edition, 48 plates, 517 pp. crown 8vo. (_1904_)

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=Practical Stair Building and Handrailing.= By W.H. WOOD. 32 plates, 91 pp. crown 4to. (_1894_)

10 6

=Spons' Architects' and Builders' Pocket Price-Book=, Memoranda, Tables and Prices. Edited by CLYDE YOUNG. Revised by STANFORD M. BROOKS. Ill.u.s.trated, 552 pp. 16mo, leather cloth (size 6 in. by 3 in. by in. thick). Issued annually

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=Heating Engineers' Quant.i.ties.= By W.L. WHITE and G.M. WHITE.

4 plates, 33 pp. folio. (_1910_)

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ARTILLERY.

=Guns and Gun Making Material.= By G. EDE. Crown 8vo. (_1889_)

6 0

=Treatise on Application of Wire to Construction of Ordnance.= By J.A. LONGRIDGE. 180 pp. 8vo. (_1884_)

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=The Progress of Artillery: Naval Guns.= By J.A. LONGRIDGE.

8vo, sewed. (_1896_)

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=The Field Gun of the Future.= By J.A. LONGRIDGE. 8vo, sewed.

(_1892_)

2 6

BRIDGES, ARCHES, ROOFS, AND STRUCTURAL DESIGN.

=Strains in Ironwork.= By HENRY ADAMS. Fourth edition, 8 plates, 65 pp. crown 8vo. (_1904_)

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=The Practical Designing of Structural Ironwork.= By HENRY ADAMS. 13 plates, 194 pp. 8vo. (_1894_)