"Hold Your Head Up" b/w "Keep on Rollin'"

According to Russo's Collector's Guide, fifty years ago to-day (11 February 1972), an edited version (2:52) of Argent's "Hold Your Head Up" b/w "Keep on Rollin'" (Epic S EPC 7786) was released in the U.K.  The U.S. and Canada release (Epic 5-10852) was on 10 April.