| Monday, July 9th, 1979 | Activated 3B Ricardo Chávez from the disabled list. | Sunday, July 8th, 1979 | Activated CF Carlos Meléndez from the disabled list. | Wednesday, June 27th, 1979 | Activated CF Vaughan Lindsey from the disabled list. | Saturday, June 23rd, 1979 | Placed CF Carlos Meléndez on the 15-day disabled list. | Tuesday, June 12th, 1979 | Placed CF Vaughan Lindsey on the 15-day disabled list. | Tuesday, April 24th, 1979 | Activated MR Raúl Pérez from the disabled list. | Monday, April 9th, 1979 | Placed MR Raúl Pérez on the 15-day disabled list. | Monday, October 16th, 1978 | Activated SP Júlio Martínez from the disabled list. | |
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