LOGGING AND LUMBEKING 587 



United States Forest Products Laboratory. (11645) 



wood in aircraft construction, note 12. 149 pp., illus. Washington, D. C. 

 U. S. Navy Dept, Bur. Constr. and Repair. 1919. 



Vinnedge, R. W. (11646) 



a composite flying machine. Timberman 14 (12) : 33-36, illus. 1913. 



Warner, E. P., and Short, Mac (11647) 



approximations for column effect in airplane wing spars. Natl. Advisory 

 Com. for Aeronautics Rept. 251, 20 pp., illus. 1927. 



W atkins, J. R. (11648) 



pitch pockets and their relation to the inspection of airplane parts. 

 Jour. Franklin Inst. 188 (2) : 245-253, illus. 1919. 



Wirka, R. M. (11649) 



development of a 15-foot airplane wing rib. Aviation and Aeronautical 

 Bngin. 7 (9) : 386-388 1919. 



BOATS 



Adams, H. W. (11650) 



lumber and ships. Wash. [State] Univ. Forest Club. Ann. 12: 48-52. 

 1924. 



Ballin, F. A. (11651) 



wooden shipbuilding. Timberman 18 (3) : 41-43, illus. 1917. 



Bates, W. W. (11652) 



ship timber in the united states. U. S. Dept. Agr. Rept. 1866: 472-497. 

 1867. 



Cameron, J. O. (11653) 



THE GENESIS OF THE WOODEN SHIPBUILDING INDUSTRY IN BRITISH COLUMBIA. 



Timberman 18 (11) : 38-40, illus. 1917. 



Carpenter, F. G. (11654) 



building uncle sam's wooden merchantmen. Pioneer West Lumberman 

 69 (10) : 15-19. 1918, 



Clark, F. H. (11655) 



the problem of the wooden ship. Manfrs. Rec. 72 (2) : 58-60, illus. 1917. 



Crowell, C. N. (11656) 



ship building along the gulf coast. Gulf Coast Lumberman 5 (24) : 49-50. 

 1918. 



Dyment, C. V. (11657) 



west coast ship-building. Amer. Rev. of Reviews 57 (6) : 619-627, illus. 

 1918. 



Eadie, John (11658) 



future of shipbuilding in British Columbia. Canada Lumberman 37 (22) : 

 63-64. 1917. 



Estep, H. C. (11659) 



how wooden ships are built; a practical treatise ON MODERN AMERICAN 



WOODEN SHIP CONSTRUCTION, WITH A SUPPLEMENT ON LAYING OFF WOODEN 



vessels. 101 pp., illus. Cleveland. 1918. 

 Everard, L. C. (11660) 



TREE-NAILS ; AN INTERESTING AND NOT UNIMPORTANT DETAIL OF THE REVIVED 

 AMERICAN INDUSTRY OF WOODEN SHIP-CONSTRUCTION. MuilSey'S 64 (3) : 525- 



528, illus. 1918. 



Gale, George (11661) 



Quebec ship-building, past and pbesent. Canada Lumberman 37 (22) : 

 61-63, illus. 1917. 



Grondal, B. L. (11662) 



MOST APPROVED METHODS USED IN THE MANUFACTURE OF SHIP KNEES. West 



Coast Lumberman 33 (395) : 50-51, illus. 1918. 



Hageboeck, A. E. (11663) 



economic materials for boat and barge construction. Amer. Wood Pre- 

 servers' Assoc. Proc. 8: 51-60, illus. 1912. 



