Did you know that until 1950 the Watchtower (correctly) taught that all "religion is a snare and a racket"?
See the books "Enemies" (1937) and "Religion" (1940).
You will not find the phrases "true religion" or "false religion" in these books - the concept was foreign to Rutherford.
https://archive.org/details/EnemiesByJudgeRutherford1937
http://ia601406.us.archive.org/23/items/WatchtowerLibrary/books/1940_rel_E.pdf