| Robbins, Charles M.; 1909 Red Book; 1909 | 1909 Red Book | 1909-00-00 | AZTEC | Chief Engineer |
| Robbins, Charles M.; 1911 Red Book; 1911 | 1911 Red Book | 1911-00-00 | AZTEC | Chief Engineer |
| Robbins, Charles M.; 1913 Red Book; 1913 | 1913 Red Book | 1913-00-00 | R. E. DOVILLE | Chief Engineer |
| Robbins, Charles M.; 1914 Red Book; 1914 | 1914 Red Book | 1914-00-00 | R. E. DOVILLE | Chief Engineer |
| Robbins, Charles M.; 1917 Red Book; 1917 | 1917 Red Book | 1917-00-00 | P. J. RALPH | Chief Engineer |
| Robbins, Charles M.; 1918 Red Book; 1918 | 1918 Red Book | 1918-00-00 | CHARLES H. BRADLEY | Chief Engineer |
| Robbins, Charles M.; 1919 Red Book; 1919 | 1919 Red Book | 1919-00-00 | CHARLES H. BRADLEY | Chief Engineer |
| Robbins, Charles M.; 1920 Red Book; 1920 | 1920 Red Book | 1920-00-00 | CHARLES H. BRADLEY | Chief Engineer |
| Robbins, Charles M.; 1922 Red Book; 1922 | 1922 Red Book | 1922-00-00 | P. J. RALPH | Chief Engineer |
| Robbins, Charles M.; 1923 Red Book; 1923 | 1923 Red Book | 1923-00-00 | P. J. RALPH | Chief Engineer |
| Robbins, Charles M.; 1924 Red Book; 1924 | 1924 Red Book | 1924-00-00 | P. J. RALPH | Chief Engineer |
| Robbins, Charles M.; 1925 Red Book; 1925 | 1925 Red Book | 1925-00-00 | HERMAN H. HETTLER | Chief Engineer |
| Robbins, Charles M.; 1926 Red Book | 1926 Red Book | | HERMAN H. HETTLER | Chief Engineer |
| Robbins, Charles M.; 1927 Red Book; 1927 | 1927 Red Book | 1927-00-00 | KIOWA | Chief Engineer |
| Robbins, Charles M.; 1928 Red Book; 1928 | 1928 Red Book | 1928-00-00 | KIOWA | Chief Engineer |