| Isbester, R. H.; 1913 Red Book; 1913 | 1913 Red Book | 1913-00-00 | ADVANCE | Chief Engineer |
| Isbester, R. H.; 1928 Red Book; 1928 | 1928 Red Book | 1928-00-00 | WEYBURN | Chief Engineer |
| Isbester, R. H.; 1929 Red Book; 1929 | 1929 Red Book | 1929-00-00 | WEYBURN | Chief Engineer |
| Isbester, R. H.; 1930 Red Book; 1930 | 1930 Red Book | 1930-00-00 | WEYBURN | Chief Engineer |
| Isbester, R. H.; 1932 Red Book; 1932 | 1932 Red Book | 1932-00-00 | WEYBURN | Chief Engineer |
| Isbester, R. H.; 1933 Red Book; 1933 | 1933 Red Book | 1933-00-00 | WEYBURN | Chief Engineer |
| Isbester, R. H.; 1934 Red Book; 1934 | 1934 Red Book | 1934-00-00 | WEYBURN | Chief Engineer |
| Isbester, R. H.; 1935 Red Book; 1935 | 1935 Red Book | 1935-00-00 | WEYBURN | Chief Engineer |
| Isbester, R. H.; 1936 Red Book; 1936 | 1936 Red Book | 1936-00-00 | WEYBURN | Chief Engineer |
| Isbester, R. H.; 1937 Red Book; 1937 | 1937 Red Book | 1937-00-00 | WEYBURN | Chief Engineer |
| Isbester, R. H.; 1938 Red Book; 1938 | 1938 Red Book | 1938-00-00 | WEYBURN | Chief Engineer |
| Isbester, R. H.; 1939 Red Book; 1939 | 1939 Red Book | 1939-00-00 | WEYBURN | Chief Engineer |
| Isbester, R. H.; 1940 Red Book; 1940 | 1940 Red Book | 1940-00-00 | WEYBURN | Chief Engineer |
| Isbester, R. H.; 1941 Red Book; 1941 | 1941 Red Book | 1941-00-00 | WEYBURN | Chief Engineer |
| Isbester, R. H.; 1942 Red Book; 1942 | 1942 Red Book | 1942-00-00 | WEYBURN | Chief Engineer |