American birds.
- Publisher: National Audubon Society
- Print ISSN: 2163-2685
- Electronic ISSN: 2163-2685
- OCLC Number: 40161609
- Subject: Birds United States Geographical distribution Periodicals.
- Subject code: QL
- Publication history: 98th Christmas bird count-
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | 100th 1999/00; 101st 2000/01; 102nd 2001/02; 103rd 2002/03; 104th 2003/04; 105th 2004/05; 106th 2005/06; 107th 2006/07; 108th 2007/08; 98th; 99th | permanent |