In geology the effects to be explained have almost all occurred already, whereas in these other sciences effects actually taking place have to be explained.
In geology the effects to be explained have almost all occurred already, whereas in these other sciences effects actually taking place have to be exp… - James Croll
In geology the effects to be explained have almost all occurred already, whereas in these other sciences effects actually taking place have to be exp…
- James Croll
Login to join the discussion
Login to join the discussion