Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
Thomas Clay --
Within mine of Alleg. Coal, Corp.
Allegheny #1 mine, mi Soferrings;
450 feet from nearest crop.
Sample#1 Upper 3' of clay.
Hard gray siltaceous finely
silty pyrite nodules.