| Sunday, August 12th, 1973 | Released 3B Ben Kelly. | Wednesday, July 11th, 1973 | Placed 1B Héctor Mercado on the 15-day disabled list. | Friday, June 15th, 1973 | Promoted RF Juan Torres to Double A Port Lavaca. | Promoted LF Cory Stevenson to Double A Port Lavaca. | Received CF John Allen from Double A Port Lavaca. | Received 2B Armando Méndez from Double A Port Lavaca. | Released CF John Allen. | Released 1B Pablo Ramos. | Released RF Francisco García. | Received 1B César Silva from Double A Port Lavaca. | Promoted 1B César Silva to Double A Port Lavaca. | Received 2B Francisco Rosa from Double A Port Lavaca. | Promoted 2B Armando Méndez to Double A Port Lavaca. | Promoted 2B Francisco Rosa to Double A Port Lavaca. | Received RF Juan Torres from Double A Port Lavaca. | Received LF Cory Stevenson from Double A Port Lavaca. | Received 2B Francisco Rosa from Double A Port Lavaca. | Drafted 2B Mark Carpenter in the 1973 first-year player draft (Round 6, Pick 7, 101st overall pick). | Drafted MR Ramón Moreno in the 1973 first-year player draft (Round 7, Pick 7, 120th overall pick). | Drafted SS Justin Moore in the 1973 first-year player draft (Round 8, Pick 7, 138th overall pick). | Drafted MR Carl Langley in the 1973 first-year player draft (Round 9, Pick 7, 156th overall pick). | Drafted RF Pedro Salinas in the 1973 first-year player draft (Round 10, Pick 7, 174th overall pick). | Promoted RF Juan Torres to Double A Port Lavaca. | Received 2B Armando Méndez from Double A Port Lavaca. | Wednesday, May 23rd, 1973 | Placed CF Nate López on the 15-day disabled list. | Tuesday, December 12th, 1972 | Activated SP Steven Baker from the disabled list. | Thursday, August 31st, 1972 | Signed manager Matt Moon. | |
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