"Care of Cell 44" b/w "Maybe after He's Gone"

According to the Zombie Heaven liner notes and Russo's Collector's Guide, fifty years ago to-day (24 November 1967), the Zombies' "Care of Cell 44" b/w "Maybe after He's Gone" (CBS 3087) was released in the U.K.  Russo's Collector's Guide lists the U.S. release date of the same single (Columbia 4-44363) as 20 November 1967 (although this isn't listed in the Zombie Heaven liner notes).