116 ECONOMIC WOODS OF THE UNITED STATES 



^Fagus: 



Maxwell, IIu: Uses of Commercial Woods of the United States. Beech, 

 Birclios, and Maples. Bui. No. 12, U. S. Forest Service, 1913. 



^Maple: 



Maxwell, Hu: Loc cit 



Record, Samuel J.: Differentiating Between Maples. Hardwood Record, 

 July 10, 1913, pp. 26-27. 



Ross, A. H. D.: Comniprcial Importance of Maple. Can. Lumberman and 

 Woodworker, 35: 18: 30-37, Sept. 15, 1915. 



HoLDEN, Ruth: Some Features in the Anatomy of the Sapindales. Bot. 

 Gaz., 53: 1: 50-57, Jan. 1912. 



^Acer saccharum: 



Maxwell, Hu: Commercial Uses of Sugar Maple. Amer. For., 

 21: 263: 1022-1030, Nov. 1915. 



^Birch: 



Maxwell, Hu: Uses of Commercial Woods of the United States. Beech, 

 Birches, and Maples. Bui. No. 12, U. S. Forest Service, 1913. 



Detwiler, Samuel B.: The Birches. Amer. For., 22: 268: 195-201, Apr. 

 1916. 



Record, Samuel J.: The Wood of the Birches. Hardwood Record, Oct. 

 25, 1912, pp. 32-33. 



^^Betula papyrifera: 



Dana, S. T. : Paper Birch in the Northeast. Cir. 163, U. S. Forest Service, 

 1909. 



"Apple: 



Record, Samuel J.: Making Hand-saw Handles. Wood Worker, In- 

 dianapolis, 31: 10: 37-38, Dec. 1912. 



^Liquidambar: 



Chittenden, Alfred K., and Hatt, W. Kendrick: The Red Gum. Bui. 

 58, U. S. Bur. For., 1905. 



Record, Samuel J.: Red Gum. American Architect, Apr. 19, 1916; also 

 Decorative Furnisher, 30: 4: 42-44, 54, July 1916. 



Detwiler, Samuel B.: The Red Gum. Amer. For., 22:275:641-647, Nov. 

 1910. 



^^Nyssa: 



HoLROYD, H. B.: The Utilization of Tupelo. Cir. 40, U. S. Forest Service, 

 1906. 



SuDWORTH, George B., and Mell, Clayton D.: Distinguishing Char- 

 acteristics of North American Gumwoods. Bui. 103, U. S. Forest Service, 

 1911. 



Von Schrenk, Hermann: Tupelo. Sou. Lumberman, Anniv. Ed., 1907. 

 ^Liriodendron: 



The Tulip or Yellow Poplar Tree. Amer. For., 21 : 8: 833-840, Aug. 1915. 



Groppler, Robert: Vergleichended Anatomic des Holzes der Magnolia- 

 ceen. Stuttgart, 1894. See also Bot. Centralblatt, 60: 373. 



