| Source: Union Electric Company employee magazines (titled Wire and Pipe, Union Electric Magazine, Union Electric Quarterly, and Union Electric News), 1913-1969 (incomplete run) Location: St.L. / 05 / Un3, Un3b, Un3m | |
 | |
| Corporate Name: | Pittsburgh Plate Glass Company |
| Building Illustration: | yes |
| Volume: | 21 |
| Issue: | 12 |
| Date of Publication: | December 1933 |
| Page: | 18-20 |
| Remarks: | includes exterior and interior photos of factory at Crystal City, Mo. |
