| Wednesday, September 20th, 1978 | Placed SP Randy Greene on waivers. | Thursday, September 14th, 1978 | Placed SP Randy Greene on waivers. | Sunday, August 13th, 1978 | Signed Bernard O'Reilly to a minor league contract with a signing bonus of $16,200. | Wednesday, August 9th, 1978 | Signed Ron Hopkins to a minor league contract with a signing bonus of $82,100. | Wednesday, July 12th, 1978 | Signed Michael Lewis to a minor league contract with a signing bonus of $166,200. | Friday, May 19th, 1978 | Placed C Mark Moore on the 60-day disabled list. | |
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