WORKS PUBLISHED BY LOCKWOOD & CO. 19 



Nicholsons Carpenter s Gidde. 



THE CARPENTER'S NEW GUIDE ; or, BOOK of LINES 

 for CARPENTERS : comprising all the Elementary Principles 

 essential for acquiring a knowledge of Carpentry. Founded on the 

 late PETER NICHOLSON'S standard work. A new Edition, revised 

 by ARTHUR ASHPITEL, F.S.A., together with Practical Rules on 

 Drawing, by GEORGE PYNE. With 74 Plates, 4to, i/. is. cloth. 



Dowsing' s Timber Merchant's Companion. 



THE TIMBER MERCHANT'S AND BUILDER'S COM- 

 PANION ; containing New and Copious Tables of the Reduced 

 Weight and Measurement of Deals and Battens, of all sizes, from 

 One to a Thousand Pieces, and the relative Price that each size 

 bears per Lineal Foot to any given Price per Petersburgh Standard 

 Hundred ; the Price per Cube Foot of Square Timber to any given 

 Price per Load of 50 Feet ; the proportionate Value of Deals and 

 Battens by the Standard, to Square Timber by the Load of 50 Feet; 

 the readiest mode of ascertaining the Price of Scantling per Lineal 

 Foot of any size, to any given Figure per Cube Foot. Also a 

 variety of other valuable information. By WILLIAM DOWSING, 

 Timber Merchant. Second Edition. Crown 8vo, 3-r. cloth. 



" Everything is as concise and clear as it can possibly be made. There can be no 

 doubt that every timber merchant and builder ought to possess it." Hull Advertiser* 



Timber Freight Book. 



THE TIMBER IMPORTERS' AND SHIPOWNERS' 

 FREIGHT BOOK : Being a Comprehensive Series of Tables for 

 the Use of Timber Importers, Captains of Ships, Shipbrokers, 

 Builders, and all Dealers in Wood whatsoever. By WILLIAM 

 RICHARDSON, Timber Broker, author of " Packing Case Tables,'' 

 &c. Crown 8vo, cloth, price 6s. 



MECHANICS, &c. 



Mechanic s Workshop Companion. 



THE OPERATIVE MECHANIC'S WORKSHOP COM- 

 PANION, and THE SCIENTIFIC GENTLEMAN'S PRAC- 

 TICAL ASSISTANT ; comprising a great variety of the most 

 useful Rules in Mechanical Science ; with numerous Tables of Prac- 

 tical Data and Calculated Results. By W. TEMPLETON, Author 

 of "The Engineer's, Millwright's, and Machinist's Practical As- 

 sistant." Eleventh Edition, with Mechanical Tables for Operative 

 Smiths, Millwrights, Engineers, &c. ; together with several Useful 

 and Practical Rules in Hydraulics and Hydrodynamics, a variety 

 of Experimental Results, and an Extensive Table of Powers and 

 Roots, n Plates. I2mo, 5-r. bound. {Recently published. 



" As a text-book of reference, in which mechanical and commercial demands are 

 judiciously met, TEMPLETON'S COMPANION stands unrivalled." Mechanics' Magazine. 



" Admirably adapted to the wants of a very large class. It has met with great 

 success in the engineering workshop, as we can testify ; and there are a great many 

 men who, in a great measure, owe their rise in life to this little work. " Building News. 



