"Began in the grain commission business with his brother, Willis L. Blackman, 1862, and a few years later the present style of Blackman Bros, was adopted. Mem. of the Chicago Board of Trade. Republican. Congregationalist. Clubs: Illinois, Hinsdale Golf. Office: Board of Trade. Residence: Plaza Hotel."
"Source: THE BOOK OF CHICAGOANS A BIOGRAPHICAL DICTIONARY OF LEADING LIYING MEN OF THE CITY OF CHICAGO EDITED BY JOHN W. LEONARD EDITOR OF WHO'S WHO IN AMERICA CHICAGO A. N. MARQUIS & COMPANY 1905 (via Find A Grave)"
Thank you to Gordon Ralls for creating WikiTree profile Blackman-641 through the import of Diggins061213.GED on Jun 11, 2013. Click to the Changes page for the details of edits by Gordon and others.
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