Incoming Resources
- Gale Research Co., Detroit, Mich., c1988
- Gale Research Co., Detroit, 1975, c1939
- Gale Research Co., Detroit, Mich., c1983-
- Gale Research Co., Detroit, 1961-
- Gale Research Co., Detroit, 1966
- Gale Research Co., Detroit, Mich., c1980
- Gale Research Co., Detroit, Mich., c1981
- Gale Research Co., Detroit, 1970
- Gale Research Co., Detroit, c1979
- Gale Research Co., Detroit, c1974-
- Gale Research Co., Detroit, c1978
- Gale Research Co., Detroit, 1987