Author:Richard Crittenden McGregor
|←Author Index: Mc||Richard Crittenden McGregor
|American ornithologist, ichthyologist, and botanist; see obituary and Wikispecies entry.|
- Bulletins of the Philippine Museum, before 1923
- The birds of Calayan and Fuga, Babuyan group, 1904
- A Hand-list of the Birds of the Philippine Islands, 1906
- Index to the Genera of Birds, 1920
- A Manual of Philippine birds, 1909
- The Condor
|Some or all works by this author are in the public domain in the United States because they were published before January 1, 1923.
The author died in 1936, so works by this author are also in the public domain in countries and areas where the copyright term is the author's life plus 75 years or less. Works by this author may also be in the public domain in countries and areas with longer native copyright terms that apply the rule of the shorter term to foreign works.