| Source: Kirkwood Historical Review (published by the Kirkwood Historical Society), 1962-2022 Location: St.L. / 05 / K636 | |
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| Corporate Name: | Whitaker & Company |
| Address: | 300 North 4th St. |
| Volume: | XV |
| Issue: | 2 |
| Date of Publication: | July 1976 |
| Page: | cover page, 13-22 |
| Remarks: | in article titled "The 100 Years of Leonard Matthews" |
