Exactly how long did BB reruns air on ABC's daytime schedule?

Exactly how long did BB reruns air on ABC's daytime schedule?

According to Brooks & Marsh's "Complete Directory to Prime Time Network TV Shows", ABC reran The Brady Bunch in daytime from July 1973 to August 1975. The reruns were replaced from April 21 to June 27, 1975, with a game show called Blankety Blanks. The reruns returned for about 2 more months until they were replaced by reruns of Happy Days.