Field notes
Volume 1
Berkeley, Alameda County, California; Grizzly Island, Solano County, California
Field notes
Volume 1
Lassen Section, California, Fresno County, California
Field notes
Volume 1
Lassen Section, California
Field notes
Volume 1
Berkeley, Alameda County, California; Colusa, Colusa County, California
Field notes
Volume 2
Colusa, Colusa County, California; Berkeley, Alameda County, California
Field notes
Volume 2
Lower California, Mexico
Field notes
Volume 2
Berkeley, Alameda County, California; Owens Valley, Inyo County, California
Field notes
Volume 2
Lassen Section, California
Field notes
Volume 2
Berkeley, Alameda County, California