Classification :
Class C : Auxiliary sciences of history : printed as manuscript.

APA Citation

Library of Congress. Classification Division., Schmidt, A. Francis William., Perley, C. W. (Clarence Warner)., Martel, C. (1915). Classification: Class C : Auxiliary sciences of history : printed as manuscript. Washington: G.P.O..

MLA Citation

Library of Congress. Classification Division, Alfred Francis William Schmidt, Clarence W. (Clarence Warner) Perley, and Charles Martel. Classification: Class C : Auxiliary Sciences of History : Printed As Manuscript. Washington: G.P.O., 1915.