One 'signature' of Ruthven Deane was modified from the printed version to match the others.

Where quotations began and were not closed, a closing quotation mark was placed at the end of that paragraph:

[p. 155] "There are no wild pigeons in Iosco County…
[p. 171] "In three years' time…

Transcription of circular shown facing [page 92] for screen readers:

AMONG THE PIGEONS.
A Reply to Professor Roney's Account of
the Michigan Nestings of 1878.
—BY—
E. T. MARTIN,
In the Chicago Field, Jan. 25, 1879.
Illustration: building and pigeons
E. T. Martin's Headquarters at Boyne Falls, Michigan, during the Nesting of 1878.