[dan1123]

1920 the currently accepted (and taught) geological theories dated the Earth at around 200-250 million years. Old earth theories based on geological evidence that conflicted with YEC doctrines had been around and generally accepted for at least 100 years before that.

Yes, and in the 1920s they also thought that the milky way galaxy was all there is to the universe, and more importantly Harlen Bretz's proposal about the Channeled Scablands was rejected on account of it being too much like a Biblical flood. Geology was married to the idea of uniformitarianism at the time.

[tacticalogic]

Yes, and in the 1920s they also thought that the milky way galaxy was all there is to the universe, and more importantly Harlen Bretz's proposal about the Channeled Scablands was rejected on account of it being too much like a Biblical flood. Geology was married to the idea of uniformitarianism at the time.

It seems, then that it was considerably removed from a literal Biblical interpretaion by then, based on theories that predate evolutionary theory by several decades.