HECKEL, ALBERT KERR.
On the road to civilization; a world history. By Albert Kerr Heckel & James G. Sigman. NM: revisions & additions.
HECKEL, ALBERT KERR. On the road to civilization; a world history. By Albert Kerr Heckel & James G. Sigman. NM: revisions & additions. © 28Jun37; A109050. Holt, Rinehart & Winston, Inc. (PWH); 2Jul64; R341167.
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