| Source: The St. Louis Builder/The Builder/The Realty Record and Builder, 1899-1911 (incomplete run) Location: Oversize / St.L. / 05 / R22 | |
 | |
| Building Illustration: | yes |
| Corporate Name: | Machinery Building (Louisiana Purchase Exposition) |
| Architect Firm Name: | Widmann, Walsh & Boisselier |
| Volume: | IX |
| Issue: | 4 |
| Date of Publication: | May 1902 |
| Page: | 18, 19-21, 22 |
