Well, do oyu suppose the music "industry" had anything to do with that? Probably the last one they were ALLOWED to release.
Mary Weiss, a group member, later told an interviewer that Mercury didn't give them much support. She also said that the Shangri-Las supported our servicemen, although she opposed the war and didn't want to record the song.
"Take the Time" is now a collector's item, but it should be available on CD.