Results for "Migratory birds"
- Field Book
Point Count Bird Census, Chajul, Mexico, 1991-1992
- Date: 1991-1992 1991 1992
- Creator: Greenberg, Russell
- Field Book
Slides - Miscellaneous and unarranged (scenery, birds, coffee plants, presentations, etc.)
- Date: 1985-1999 1985 1999
- Creator: Greenberg, Russell
Field notes with Judy Gradwohl, 1977-1978
- Date: 1977-1978 19771106 19780304
- Field Book
Slides - unidentified (trees) c. 1994
- Date: 1994 1994 1994
- Creator: Greenberg, Russell
- Field Book
Slides - Chiapas, Mexico, c. 1993
- Date: 1993 1993 1993
- Creator: Greenberg, Russell
- Field Book
Swamp sparrow census 2001
- Date: 2001 2001 2001
- Creator: Greenberg, Russell
- Field Book
Bird Census, Barro Colorado Island, Panama, October 1988 - March 1989
- Date: 1988-1989 19881001 19890331
- Creator: Greenberg, Russell
- Field Book
Empidonax, 1991, audiocassettes (3 tapes)
- Date: 1991 1991 1991
- Creator: Greenberg, Russell
- Field Book
Swamp sparrow census 2007
- Date: 2007 20070601 20070630
- Creator: Greenberg, Russell
- Field Book
Swamp sparrow observation cards
- Date: 1985-2000 1985 1985
- Creator: Greenberg, Russell
Journal, 1969
- Date: 1969-1970 1969 1970
- Field Book
Bird Census, Chajul, Mexico, September 1991 - April 1992 (3 of 3)
- Date: 1991-1992 19910901 19920430
- Creator: Greenberg, Russell