9 



Demy 8vo, cloth gilt, price 3s. 6d, 



St. Petersburg Standard Cal= 



CULATOR, The. By W. D. PoaL. 



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 'oad, 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. 



IMode of calculating Round Timber by *' String Measure," &c . &c 



LIVERPOOL MEASURE. 



Price i2s.^ per copy nett, 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 1 in in a Liverpool log as well as the contents of sawing, 

 without calculations. 



Log Sawing Guide for the Tim- 



BERTRADE PRICE 30s., CARRIAGE PAID. Containing 38 large 

 •sized Tables, showing the best possible manner of sawing any given sized 

 log; also Plates and Diagrams for the control of different sawing 

 methods, and much other useful information indispensable for everyone 

 connected with the Timber Trade. By the late GUSTAF 5IEMSSEM, 

 of Helsingfors, Finland. 



23rd Thousand, price 4d., post free. 



Timber Mercliant'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 RIDFR & SON, LIMITED. 



Timber Fracics Journal Ojfice , 

 264, ALDEKSG\TE STREET. LONDON, EC. 



