| Langrill, Richard H.; 1912 Red Book; 1912 | 1912 Red Book | 1912-00-00 | PERE MARQUETTE 20 | Chief Engineer |
| Langrill, Richard H.; 1913 Red Book; 1913 | 1913 Red Book | 1913-00-00 | PERE MARQUETTE NO. 20 | Chief Engineer |
| Langrill, Richard H.; 1914 Red Book; 1914 | 1914 Red Book | 1914-00-00 | PERE MARQUETTE 20 | Chief Engineer |
| Langrill, Richard H.; 1915 Red Book; 1915 | 1915 Red Book | 1915-00-00 | PERE MARQUETTE | Chief Engineer |
| Langrill, Richard H.; 1917 Red Book; 1917 | 1917 Red Book | 1917-00-00 | PERE MARQUETTE | Chief Engineer |
| Langrill, Richard H.; 1918 Red Book; 1918 | 1918 Red Book | 1918-00-00 | PERE MARQUETTE | Chief Engineer |
| Langrill, Richard H.; 1919 Red Book; 1919 | 1919 Red Book | 1919-00-00 | PERE MARQUETTE | Chief Engineer |
| Langrill, Richard H.; 1920 Red Book; 1920 | 1920 Red Book | 1920-00-00 | PERE MARQUETTE | Chief Engineer |
| Langrill, Richard H.; 1921 Red Book; 1921 | 1921 Red Book | 1921-00-00 | PERE MARQUETTE 17 | Chief Engineer |
| Langrill, Richard H.; 1922 Red Book; 1922 | 1922 Red Book | 1922-00-00 | PERE MARQUETTE | Chief Engineer |
| Langrill, Richard H.; 1923 Red Book; 1923 | 1923 Red Book | 1923-00-00 | PERE MARQUETTE | Chief Engineer |
| Langrill, Richard H.; 1924 Red Book; 1924 | 1924 Red Book | 1924-00-00 | PERE MARQUETTE | Chief Engineer |
| Langrill, Richard H.; 1925 Red Book; 1925 | 1925 Red Book | 1925-00-00 | PERE MARQUETTE 17 | Chief Engineer |
| Langrill, Richard H.; 1926 Red Book | 1926 Red Book | | PERE MARQUETTE 17 | Chief Engineer |
| Langrill, Richard H.; 1927 Red Book; 1927 | 1927 Red Book | 1927-00-00 | PERE MARQUETTE 17 | Chief Engineer |
| Langrill, Richard H.; 1928 Red Book; 1928 | 1928 Red Book | 1928-00-00 | PERE MARQUETTE 17 | Chief Engineer |
| Langrill, Richard H.; 1929 Red Book; 1929 | 1929 Red Book | 1929-00-00 | PERE MARQUETTE 17 | Chief Engineer |
| Langrill, Richard H.; 1930 Red Book; 1930 | 1930 Red Book | 1930-00-00 | PERE MARQUETTE NO. 22 | Chief Engineer |
| Langrill, Richard H.; 1931 Red Book; 1931 | 1931 Red Book | 1931-00-00 | PERE MARQUETTE NO. 22 | Chief Engineer |
| Langrill, Richard H.; 1931 Red Book; 1931 | 1931 Red Book | 1931-00-00 | PERE MARQUETTE 17 | Chief Engineer |
| Langrill, Richard H.; 1932 Red Book; 1932 | 1932 Red Book | 1932-00-00 | PERE MARQUETTE NO. 22 | Chief Engineer |
| Langrill, Richard H.; 1933 Red Book; 1933 | 1933 Red Book | 1933-00-00 | PERE MARQUETTE NO. 22 | Chief Engineer |
| Langrill, Richard H.; 1934 Red Book; 1934 | 1934 Red Book | 1934-00-00 | PERE MARQUETTE NO. 22 | Chief Engineer |
| Langrill, Richard H.; 1935 Red Book; 1935 | 1935 Red Book | 1935-00-00 | PERE MARQUETTE NO. 22 | Chief Engineer |
| Langrill, Richard H.; 1936 Red Book; 1936 | 1936 Red Book | 1936-00-00 | PERE MARQUETTE NO. 22 | Chief Engineer |
| Langrill, Richard H.; 1938 Red Book; 1938 | 1938 Red Book | 1938-00-00 | PERE MARQUETTE NO. 22 | Chief Engineer |
| Langrill, Richard H.; 1939 Red Book; 1939 | 1939 Red Book | 1939-00-00 | PERE MARQUETTE NO. 22 | Chief Engineer |
| Langrill, Richard H.; 1940 Red Book; 1940 | 1940 Red Book | 1940-00-00 | PERE MARQUETTE NO. 22 | Chief Engineer |
| Langrill, Richard H.; 1942 Red Book; 1942 | 1942 Red Book | 1942-00-00 | CITY OF MIDLAND 41 | Chief Engineer |
| Langrill, Richard H.; 1943 Red Book; 1943 | 1943 Red Book | 1943-00-00 | CITY OF MIDLAND 41 | Chief Engineer |
| Langrill, Richard H.; 1944 Red Book; 1944 | 1944 Red Book | 1944-00-00 | CITY OF MIDLAND 41 | Chief Engineer |
| Langrill, Richard H.; 1946 Red Book; 1946 | 1946 Red Book | 1946-00-00 | CITY OF MIDLAND 41 | Chief Engineer |
| Langrill, Richard H.; Great Lakes News 11/48; 1948 | Great Lakes News 11/48 | 1948-00-00 | | fireman |
| Langrill, Richard H.; Great Lakes News 11/48; 1948 | Great Lakes News 11/48 | 1948-00-00 | | asst. engineer |
| Langrill, Richard H.; Great Lakes News 11/48; 1948 | Great Lakes News 11/48 | 1948-00-00 | | Chief Engineer |
| Langrill, Richard H.; Great Lakes News 11/48; 1948 | Great Lakes News 11/48 | 1948-00-00 | CITY OF MIDLAND 41 | Chief Engineer |
| Langrill, Richard H.; Great Lakes News 11/48; 1948 | Great Lakes News 11/48 | 1948-00-00 | CITY OF MIDLAND 41 | Chief Engineer |
| Langrill, Richard H.; Great Lakes News 2/41; 1941 | Great Lakes News 2/41 | 1941-00-00 | CITY OF MIDLAND 41 | Chief Engineer |
| Langrill, Richard H.; Great Lakes News 3/47; 1947 | Great Lakes News 3/47 | 1947-00-00 | CITY OF MIDLAND 41 | Chief Engineer |
| Langrill, Richard H.; Great Lakes News 6/44; 1944 | Great Lakes News 6/44 | 1944-00-00 | PERE MARQUETTE NO. 17 | Second Assistant |
| Langrill, Richard H.; Great Lakes News 8/45; 1945 | Great Lakes News 8/45 | 1945-00-00 | CITY OF MIDLAND 41 | Chief Engineer |