[1] Before his umpiring career, he was a Minor League Baseball player in 1946 and 1948.

[2] During the 1950s Merle played second base for his hometown Marysville Giants and the Yuba-Sutter Rebels where he gave younger players tips on how to improve their skills.

[3] Anthony was added to the American League staff in June 1969 following a traumatic brain injury to Cal Drummond, who died in May 1970 due to complications from that injury while working a rehabilitation assignment in Des Moines.

The player was ejected by one of Anthony's crew members, George Maloney.

[4] Anthony was also one of the first three umpires, along with Don Denkinger and Dave Phillips, to switch to the inside chest protector, which American League umpires were allowed to use beginning in the 1975 season.