Geographic Subject
California
100
India
32
United States
26
Indonesia
18
Iowa
16
Soviet Union
10
Japan
9
Pakistan
9
Russia (Federation)
9
El Dorado County
7
El Dorado County (Calif.)
7
Placer County
7
Placer County (Calif.)
7
Santa Barbara County
7
Santa Barbara County (Calif.)
7
Bangladesh
6
Brazil
5
Humboldt County
5
Humboldt County (Calif.)
5
Bulgaria
4
Colusa County
4
Colusa County (Calif.)
4
Haryana
4
Malaysia
4
Mendocino County
4
Mendocino County (Calif.)
4
Modoc County
4
Modoc County (Calif.)
4
North Dakota
4
Punjab
4
Alameda County
3
Alameda County (Calif.)
3
Burma
3
Contra Costa County
3
Contra Costa County (Calif.)
3
Germany
3
Glenn County
3
Glenn County (Calif.)
3
Java
3
Lassen County
3
Lassen County (Calif.)
3
Mississippi
3
Nepal
3
Nevada County
3
Nevada County (Calif.)
3
Norway
3
Poland
3
Russia
3
Shasta County
3
Shasta County (Calif.)
3
more ...