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from How Did We Find Out About Numbers?

Isaac Asimov

First published March 1979
Type Essay

Date Publication Publisher Type Page
March 1979 Cover Opus 200 Houghton Mifflin Collection |1.09
1980 Cover Opus: A Selection from the First 200 Books Andre Deutsch Omnibus |2001.09
December 1980 Cover Opus 200 Dell Collection 137
December 1984 Cover Opus 200 Band 1 Moewig Collection 118
January 1989 Cover Opus 200 Moewig Collection