| Weiderholt, Edward J.; 1920 Red Book; 1920 | 1920 Red Book | 1920-00-00 | MANITOU | Chief Engineer |
| Weiderholt, Edward J.; 1922 Red Book; 1922 | 1922 Red Book | 1922-00-00 | PURITAN | Chief Engineer |
| Weiderholt, Edward J.; 1923 Red Book; 1923 | 1923 Red Book | 1923-00-00 | PURITAN | Chief Engineer |
| Weiderholt, Edward J.; 1924 Red Book; 1924 | 1924 Red Book | 1924-00-00 | MANITOU | Chief Engineer |
| Weiderholt, Edward J.; 1925 Red Book; 1925 | 1925 Red Book | 1925-00-00 | MANITOU | Chief Engineer |
| Weiderholt, Edward J.; 1926 Red Book | 1926 Red Book | | MANITOU | Chief Engineer |
| Weiderholt, Edward J.; 1928 Red Book; 1928 | 1928 Red Book | 1928-00-00 | MANITOU | Chief Engineer |
| Weiderholt, Edward J.; 1929 Red Book; 1929 | 1929 Red Book | 1929-00-00 | MANITOU | Chief Engineer |