| Wednesday, January 21st, 1970 | Released SP Jeffrey Duncan.(Career-ending injury) | Tuesday, December 30th, 1969 | Activated SP Neal Ingram from the disabled list. | Saturday, December 6th, 1969 | Activated SP Arthur Goffe from the disabled list. | Wednesday, September 10th, 1969 | Signed pitching coach António Durán. | Saturday, September 6th, 1969 | Signed hitting coach Howard Reid. | |
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