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 | | Mac Lane is survived by his widow, Osa, of San Francisco, and two daughters, Gretchen Mac Lane of New York City and Cynthia Hay of London; one grandson, William Hay, of London; three stepchildren, William Segal of Washington, D.C.; Andrew Segal of Santa Fe, N.M.; and Karen Segal of San Francisco;, and five step-grandchildren. |
 | | Mac Lane was born in Norwich, Conn., on Aug. 4, 1909. |
 | | Mac Lane was Chairman of the Mathematics Department at Chicago from 1952 to 1958, taking the reins from Marshall Stone at a time many consider the high point in the department's history. |
| newswire.ascribe.org /cgi-bin/behold.pl?ascribeid=20050421.124359&time=13%2017%20PDT&year=2005&public=0 (165 words) |
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