Nezvs and Notes. 



177 



Specifications for ties filed by fifty-one of the largest railroads 

 in the United States and four in Canada show 78 species that 

 will be accepted for ties. Twenty-one of these species are soft 

 woods and fifty-seven are hardwoods. This list includes most of 

 the important woods of the country in which those marked with 

 an asterisk are listed for preservative treatment by most of the 

 larger railroad systems: 



Softwoods. 



Cypress*, Douglas fir*, Hemlock*, Jack pine*, Loblolly pine*, 

 Redwood, Shortleaf pine*, Red pine*, Sitka spruce*, Lodgepole 

 pine*, Longleaf pine*, Pinon pine. Southern white cedar. Spruce 

 pine*, Western hemlock*. Red Cedar, Tamarack, Red Spruce 

 (Douglas fir), Red fir (Douglas fir), Northern white cedar, 

 Western yellow pine, Yellow cedar. 



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