FORESTRY 31 



TURPENTINE. 



Forest products laboratory series: Wood turpentines, their analysis, re- 

 fining, and composition, based upon experiments at forest products 

 laboratory at Madison, Wis. 1913. 69 pages, illus. Paper, 15c. 



A 13.3 : 105 

 New method of turpentine orcharding. 1903. 43 pages, illus., large 8 



Paper, 20c. A 13.3: 40 



See also, in this list, heading Naval stores. 



TYLOSES, their occurrence and practical significance in some American woods. 

 (In Journal of Agricultural Research, Mar. 1914, pages 445 to 470, 

 illus.) Paper, 25c. A 1.23: 1 6 



" The large open pores or vessels conspicuous in hardwoods frequently become 

 closed by growths called tyloses. These growths render the wood practically im- 

 permeable to air and liquids." 



USE BOOK. 



Use book, manual for users of national forests. [4th revised edition.] 

 1913. 88 pages. Paper, lOc. . A 13.2 : Us 2 T 



Regulations affecting only forest officers and not of interest to the public have 

 been omitted. 



Use book, regulations and instructions for use of national forests, and 

 manual of procedure for forest officers: Water power. 1911. 86 pages, 

 16 Paper, lOc. A 13.2 : Us 2w 



See also, in this list, heading National forest manual. 



VENEER. 



Production of veneer in 1906. 6 pages. Paper, 5c. A 13.4 : 133 



Veneers, 1911. 8 pages. Paper, 5c. C 3.12 5 : 5 



WALNUT. 



Circassian walnut. 1913. 12 pages, illus. Paper, 5c. A 13.4 : 212 



Forest planting leaflet: Black walnut, Juglans nigra. 1907. 5 pages. 

 Paper, 5c. A 13.4 : 88 



WATER POWER. See, in this list, headings National forest manual Use 

 book. 



WATERING PLACES. Stock-watering places on western grazing lands. 1914. 

 27 pages, illus. Paper, 5c. A 1.9 : 592 



This bulletin gives suggestions for the development and improvement of stock- 

 watering places fit deals more especially with conditions found within the National 

 Forests. It is intended for distribution throughout the range country. 



WHITE ASH. See, in this list, heading Ash. 



WHITE MOUNTAINS. Commercial importance of White Mountain forests. 



1909. 32 pages, map. Paper, 5c. A 13.4 : 168 



See also, in this list, heading Appalachian Mountains. 



WHITE PINE. See, in this list, heading Pine. 



WILLOW. 



Basket willow, with chapter on Insects injurious to basket willow. 1904. 



100 pages, illus., map. Paper, 15c. A 13.3 : 46 



Basket willow, with summary. 1909. 45 pages, illus. Paper. 5c. 



A 1.9 : 341 



Forest planting leaflet: White willow, Salix alba. 1907. 4 pages. 



Paper, 5c. A 13.4 : 87 



Practical results in basket willow culture. 1908. 7 pages. Paper, 5c. 



A 13.4 : 148 



Production and consumption of basket willows in United States for 1906 

 and 1907. 14 pages. Paper, 5c. A 13.4: 155 



WINDBREAKS, their influence and value. 1911. 100 pages, illus. Paper, 30c. 



A 13.3 : 86 



WOLVES in relation to stock, game, and national forest reserves. 1907. 31 

 pages, illus. Paper, lOc. A 18.3 : 72 



NOTE. In ordering publications from this List use the words of the title 

 as far as the first period, and all the composite number which follows the price. 



