| Ramberg, Sigurd K.; 1927 Red Book; 1927 | 1927 Red Book | 1927-00-00 | EMORY L. FORD | Chief Engineer |
| Ramberg, Sigurd K.; 1928 Red Book; 1928 | 1928 Red Book | 1928-00-00 | EMORY L. FORD | Chief Engineer |
| Ramberg, Sigurd K.; 1929 Red Book; 1929 | 1929 Red Book | 1929-00-00 | EMORY L. FORD | Chief Engineer |
| Ramberg, Sigurd K.; 1930 Red Book; 1930 | 1930 Red Book | 1930-00-00 | FRED G. HARTWELL | Chief Engineer |
| Ramberg, Sigurd K.; 1931 Red Book; 1931 | 1931 Red Book | 1931-00-00 | FRED G. HARTWELL | Chief Engineer |
| Ramberg, Sigurd K.; 1936 Red Book; 1936 | 1936 Red Book | 1936-00-00 | FRED G. HARTWELL | Chief Engineer |
| Ramberg, Sigurd K.; 1937 Red Book; 1937 | 1937 Red Book | 1937-00-00 | FRED G. HARTWELL | Chief Engineer |
| Ramberg, Sigurd K.; 1940 Red Book; 1940 | 1940 Red Book | 1940-00-00 | POWELL STACKHOUSE | Chief Engineer |
| Ramberg, Sigurd K.; 1941 Red Book; 1941 | 1941 Red Book | 1941-00-00 | POWELL STACKHOUSE | Chief Engineer |
| Ramberg, Sigurd K.; 1942 Red Book; 1942 | 1942 Red Book | 1942-00-00 | CAMBRIA | Chief Engineer |
| Ramberg, Sigurd K.; 1943 Red Book; 1943 | 1943 Red Book | 1943-00-00 | MARYLAND | Chief Engineer |
| Ramberg, Sigurd K.; 1944 Red Book; 1944 | 1944 Red Book | 1944-00-00 | MARYLAND | Chief Engineer |
| Ramberg, Sigurd K.; 1945 Red Book; 1945 | 1945 Red Book | 1945-00-00 | MARYLAND | Chief Engineer |
| Ramberg, Sigurd K.; 1947 Red Book; 1947 | 1947 Red Book | 1947-00-00 | MARYLAND | Chief Engineer |
| Ramberg, Sigurd K.; 1948 Red Book; 1948 | 1948 Red Book | 1948-00-00 | MARYLAND | Chief Engineer |
| Ramberg, Sigurd K.; 1949 Red Book; 1949 | 1949 Red Book | 1949-00-00 | MARYLAND | Chief Engineer |
| Ramberg, Sigurd K.; 1950 Red Book; 1950 | 1950 Red Book | 1950-00-00 | MARYLAND | Chief Engineer |
| Ramberg, Sigurd K.; 1953 Red Book; 1953 | 1953 Red Book | 1953-00-00 | JOHNSTOWN | Chief Engineer |
| Ramberg, Sigurd K.; 1954 Red Book; 1954 | 1954 Red Book | 1954-00-00 | JOHNSTOWN | Chief Engineer |
| Ramberg, Sigurd K.; 1955 Red Book; 1955 | 1955 Red Book | 1955-00-00 | JOHNSTOWN | Chief Engineer |
| Ramberg, Sigurd K.; 1956 Red Book; 1956 | 1956 Red Book | 1956-00-00 | JOHNSTOWN | Chief Engineer |
| Ramberg, Sigurd K.; 1957 Red Book; 1957 | 1957 Red Book | 1957-00-00 | JOHNSTOWN | Chief Engineer |
| Ramberg, Sigurd K.; 1958 Red Book; 1958 | 1958 Red Book | 1958-00-00 | JOHNSTOWN | Chief Engineer |
| Ramberg, Sigurd K.; Great Lakes News 9/39; 1939 | Great Lakes News 9/39 | 1939-00-00 | FRED G. HARTWELL | Chief Engineer |
| Ramberg, Sigurd K.; Great Lakes Review 4/51; 1951 | Great Lakes Review 4/51 | 1951-00-00 | STEELTON | Chief Engineer |
| Ramberg, Sigurd K.; Great Lakes Review, 5/46; 1946 | Great Lakes Review, 5/46 | 1946-00-00 | MARYLAND | Chief Engineer |