IO 

 Demy 8vo, cloth gilt, price 35. 6d. 



St. Petersburg Standard Cal= 



CULATOR, The. By W. D. POOL. 



This book, as its title implies, deals especially 

 with the abstruse calculations natural to the St. 

 Petersburg Standard, and will be found the most 

 concise, reliable, and comprehensive handbook on the 

 subject yet published. 



ABRIDGED CONTENTS. 



What a Petersburg Standard Contains. 



Prices of all sizes of battens and deals, per lineal foot, with the 

 corresponding price per Petersburg Standard. 



Price per cubic foot, per load, and per Petersburg Standard. 



Prices per 120 pieces 12 ft deals and battens, and the corresponding 

 prices per Petersburg Standard. 



Prices per square, per standard, of imported prepared flooring boards. 



Estimated weight of wood goods. 



Relative values of Quebec and Petersburg Standards. 



Christiania, Drammen, and other Standards. 



Mode of calculating Round Timber by " String Measure," &c , &c. 



LIVERPOOL MAHOGANY MEASURE. 



Price i2s per copy net, bound in half leather, hand-made 

 paper, or in cloth, gs. per copy. 



Aitken's Timber Measurer 



Has long been the standard work, the tables giving the 

 feet of i in. in a Liverpool log as well as the contents of sawing 

 without calculations. 



Price, post free, is. 6d , cloth limp. 



The Useful Calculator. By 



HENRY SCOTT. Complete tables showing the Prices from the 32nd 

 of a penny per Foot Run per Standard and per square, of all widths and 

 thicknesses of Boards, from in. x sin. to ijin. x nin. ; with the number 

 of running feet of each size to the Standard, Also Price per Foot Run 

 per Standard of Battens, Deals, etc., from if in. x 310. to 4in. X 12., with 

 the Number of Running Feet of each size to the Standard. Also 

 number of Squares to a Standard of the various sizes. Also number of 

 Running Feet of Jin. to i Jin. Boards that can be cut out of the various 

 sizes of Battens and Deals. 



24th Thousand, price 6d., post free. 



Timber Merchant's Pocket 



COMPANION. 



Price per Standard at per Foot Run of usual Sizes of Deals and 

 Battens, also the price per Foot Cube per Standard. 



WILLIAM RIDER & SON, LIMITED 



Timber Trades Journal Office, 

 164, ALDERSGATE STREET, LONDON, E.C 



