| Source: The Bethesda Herald, 1903-1964 (incomplete run) Location: St.L. / 05 / B46 | |
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| Corporate Name: | Christopher & Simpson Architectural Iron & Foundry Co. |
| Address: | Park Ave. from 8th to 9th Sts. |
| Advertisement: | yes |
| Volume: | VII |
| Issue: | 6 |
| Date of Publication: | November-December 1903 |
| Page: | 16 |
