Jacobs, Charles M. 1875-1938. What then is Christianity? By Charles M. Jacobs. - Philadelphia, Pa., The United Lutheran publication house. [c1940] - 136 p. port. 21 cm. LCCN: 40034184 Subjects--Topical Terms: Christianity--Essence, genius, nature. LC Class. No.: BR121 / .J253 Dewey Class. No.: 230