| 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 | |
 | |
| Last Name: | Peterson |
| First Name: | Ralph |
| Middle Name: | L. |
| Page: | 10 |
| Publication Date: | December 1947-January 1948 |
