$ 6.41 profit per hen per year.
Subtitle: The Corning egg book illustrating the poultry methods originated by the late Prof. G. M. Gowell of Maine and perfected by Edward and Gardner Corning
By: Edited by Michael K. Boyer
Contributors: Gowell, G. M.; Corning, Edward; Corning, Gardner
Edition: [9th ed.]
Publisher: W. Atkinson
Published: 1910
Place of publication: [Philadelphia]
Language: eng
Number of pages: 64
Subjects: Eggs -- Production; Poultry
Other titles: Corning egg book.
Notes: On cover: Published by the Farm journal, Philadelphia.