Image from the Biodiversity Heritage Library.
Contributed by Harvard University, Museum of Comparative Zoology, Ernst Mayr Library.
| www.biodiversitylibrary.org
Transcription
Sialia sialis.
1893,
October 11.
Lake Umbagog.
Pine Point.
A flock of 12 Bluebirds and one of 16 Robins passed high
overhead at sunrise heading due south and doubtless migrating.
1899.
Oxford County, Maine.
Sialia sialis. Sept.30 a few, Newry.