Autor:	Michener, Harold, Michener, Josephine R., Graham, J. D., Hill, Harold M., Sefton,, J. W., Philp, Gilbert, Unglish, W. E., Emlen,, John T., Glading, Ben, Woods, Robert S., Stephens, Laura A., Stoner, Emerson A., Wythe, Margaret W., Lofberg, Lila M., Potter, Laurence B., Lockerbie, C. W., Reis, C. O., Bailey, Alfred M., Niedrach, Robert J., Miller, Alden H.
Zdroj:	The Condor, 1938 Jan 01. 40(1), 38-45.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/1363838 Zobrazit plný text záznamu