| Source: The Boilermaker (St. Louis, Mo.: John Nooter Boiler Works Company), August-September 1943--April-May 1949 and July-August-September 1952 (incomplete run) Location: St.L. / 05 / B636 | |
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| Last Name: | Schlapper |
| First Name: | Helen |
| Page: | 8, 15 |
| Publication Date: | July-August 1946 |
