- Retained publisher information from the printed copy (the electronic edition is in the public domain in the country of publication).
- Corrected some obvious typographical errors, and standardized spelling of some bird names, e.g., “Redwing Blackbird” vs. “Red-winged Black-bird”.
- Included *** as the A.O.U. number for non-native game birds.
- In the text versions only, text in italics is delimited by _underscores_.