+1 on Click,I bought a copy (used ) of v.Collins Chews book around X-Mas with a Amozon gift card I recieved.Good book and showed up in more than acceptable shape,think I paid $2.79
+1 on Click,I bought a copy (used ) of v.Collins Chews book around X-Mas with a Amozon gift card I recieved.Good book and showed up in more than acceptable shape,think I paid $2.79
Here is an easier way to remember geologic Epocs
Come over some day maybe play poker;which stands for
cambrian
ordorvichian
silurian
devonian
mississippi
pennsylvanian
permian
And then;three jacks calls two queens;
triasic
jurasic
creataceous
tertiary
quaternary
They finally have it, scroll to near the bottom, G 74 on http://www.dcnr.state.pa.us/topogeo/...eral/index.htm