| Source: The St. Louis Builder/The Builder/The Realty Record and Builder, 1899-1911 (incomplete run) Location: Oversize / St.L. / 05 / R22 | |
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| Corporate Name: | John B. Hughes Heating Co. |
| Address: | 1234 Clark Ave. |
| Advertisement: | yes |
| Volume: | XI |
| Issue: | 1 |
| Date of Publication: | January 1904 |
| Page: | 7 |
