| Thursday, July 17th, 1980 | Placed SP Jeff Simpson on the 15-day disabled list. | Friday, July 4th, 1980 | Placed SP Jason Brady on the 15-day disabled list. | Thursday, May 29th, 1980 | Activated SS Jerome Faulkner from the disabled list. | Sunday, May 4th, 1980 | Placed SS Jerome Faulkner on the 15-day disabled list. | Monday, April 28th, 1980 | Activated C Mark Moore from the disabled list. | Friday, December 14th, 1979 | Activated MR Igor Jasansky from the disabled list. | Monday, October 15th, 1979 | Activated MR Pedro Mercado from the disabled list. | |
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