Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
Geology of Helmon member
few pages
streaking variation
laterally
why, ?
types of things
which foul up
Clay.
from desert
etc. etc.
lithic type
Sections
Aruphii pattern
Munull color
brief des. right beside
C.D.