Spies
By: by Albert C. Sproul.
Contributors: Dugger, L. E., ill.; David C. Cook Publishing Co.
Publisher: Published by David C. Cook Publishing Company
Published: 1918
Place of publication: Elgin; Chicago; New York; Boston
Language: eng
Number of pages: 37
Notes: Copyright date from verso of t.p.
Illustrations on p. 4, 11, 19, 24, 31 and 34 signed by L.E. Dugger.