Periodica! Literature. 



103 



A locomotive has been developed in Oregon 

 Hill to haul a loaded train on a grade as great 



Climbing as 25 per cent. Propelling power is by 



Locomotive. cable giving a speed of 4 to 20 miles per 

 hour. This engine does away with expen- 

 sive road construction, saving cuts, fills and bridges. The en- 

 gineer has control of his engine through three sets of brakes and 

 the reverse. The boiler is of a marine type hung in a cradle to 

 allow for adjustment on grades. — West Coast Lumberman, July, 

 1911. 



Shrinkage 

 in 



Seasoning. 



The following percentages were determined 

 by actual tests and reported to the Hard- 

 wood Manufacturers' Association: 



Wood 



Ash, 



Basswood, 



Beech, 



Butternut, 



Cherry, 



Chestnut, 



Cottonwood, 



Cypress, 



Elm, 



Gum (Sweet), 



Hickory, 



Maple, 



White Oak (plain). 



Red Oak (plain). 



White Oak (quartered) 



Red Oak (quartered). 



Poplar (Tulip), 



Sycamore, 



Tupelo, 



Walnut. 



Canada Lumberman. 



Tight 



Cooperage 



Weights. 



Half-barrel, 



Barrel, 



Hogshead, 



Eighth-barrel, 



Quarter-barrel, 



The following weights are submitted by the 

 "Barrel and Box," as being of value al- 

 though not exact : 



