Map of North American Indian Languages, [1944]

Map shows color key for languages still spoken; languages now extinct; linguistic families; languages sometimes comprising several mutually intelligible dialects; and Sapir classification based on structural resemblances between linguistic families.

J.J. Augustin, Inc., Agent, NY. Compiled and drawn by C.F. Voegelin and E.W. Voegelin. Published by The American Ethnological Society in collaboration with Indiana University. Printed by A. Hoen & Co., Inc.