| Empringham, J. R.; 1925 Red Book; 1925 | 1925 Red Book | 1925-00-00 | | Superintendent |
| Empringham, J. R.; 1926 Red Book | 1926 Red Book | | | Superintendent |
| Empringham, J. R.; 1927 Red Book; 1927 | 1927 Red Book | 1927-00-00 | | Superintendent |
| Empringham, J. R.; 1928 Red Book; 1928 | 1928 Red Book | 1928-00-00 | | Superintendent |
| Empringham, J. R.; 1928 Red Book; 1928 | 1928 Red Book | 1928-00-00 | | Superintendent |
| Empringham, J. R.; 1929 Red Book; 1929 | 1929 Red Book | 1929-00-00 | | Asst. Manager |
| Empringham, J. R.; 1930 Red Book; 1930 | 1930 Red Book | 1930-00-00 | | Asst. Manager |
| Empringham, J. R.; 1931 Red Book; 1931 | 1931 Red Book | 1931-00-00 | | Asst. Manager |
| Empringham, J. R.; 1933 Red Book; 1933 | 1933 Red Book | 1933-00-00 | | Superintendent |
| Empringham, J. R.; 1934 Red Book; 1934 | 1934 Red Book | 1934-00-00 | | Superintendent |
| Empringham, J. R.; 1935 Red Book; 1935 | 1935 Red Book | 1935-00-00 | | Superintendent |
| Empringham, J. R.; 1937 Red Book; 1937 | 1937 Red Book | 1937-00-00 | | Superintendent |
| Empringham, J. R.; 1939 Red Book; 1939 | 1939 Red Book | 1939-00-00 | | Superintendent |
| Empringham, J. R.; 1940 Red Book; 1940 | 1940 Red Book | 1940-00-00 | | Superintendent |
| Empringham, J. R.; 1943 Red Book; 1943 | 1943 Red Book | 1943-00-00 | | Superintendent |
| Empringham, J. R.; 1947 Red Book; 1947 | 1947 Red Book | 1947-00-00 | | Superintendent |
| Empringham, J. R.; 1948 Red Book; 1948 | 1948 Red Book | 1948-00-00 | | Superintendent |
| Empringham, J. R.; 1949 Red Book; 1949 | 1949 Red Book | 1949-00-00 | | Superintendent |