| Saturday, July 28th, 1979 | Activated CF Wade Barnes from the disabled list. | Monday, July 23rd, 1979 | Activated 2B Miguel Montero from the disabled list. | Saturday, July 21st, 1979 | Activated RF Roberto Santana from the disabled list. | Thursday, July 12th, 1979 | Placed RF Mauro Vásquez on the 15-day disabled list. | Friday, July 6th, 1979 | Placed RF Roberto Santana on the 15-day disabled list. | Tuesday, June 19th, 1979 | Activated LF Mac Moore from the disabled list. | Placed RF Joe Abraham on the 15-day disabled list. | Tuesday, June 12th, 1979 | Placed RF Augusto Apodaca on the 15-day disabled list. | Wednesday, May 30th, 1979 | Placed 2B Miguel Montero on the 15-day disabled list. | Wednesday, May 23rd, 1979 | Placed LF Mac Moore on the 15-day disabled list. | Friday, April 6th, 1979 | Placed SP Juan González on the 15-day disabled list. | |
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