Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
5/16/95
7 ca 2 1/2 " diameter
@20 contd large chunks of sparry
calcite from about 3 ft near
top; prob below Magibeta Fm
contact Coll. 5/16/95/17.
US Hwy 61 east from Dubuque into
Wisconsin. Excellent road cut
from Mississippi R up hill
to east.
Redwing blackbirds