California. Camulos quadrangle (30'), 1903 (1925) 

California. Chico quadrangle (30'), 1895 (1948) 

California. Chico quadrangle (30'), 1895 (1901) 

California. Dardanelles quadrangle (30'), 1896 

California. Cholame quadrangle (30'), 1915 (1956) 

California. Bridgeport quadrangle (30'), 1911 

California. Caliente quadrangle (30'), 1914 (1951) 

California. Dardanelles quadrangle (30'), 1898 (1907) 

California. Dinuba quadrangle (30'), 1924 

California. Corona quadrangle (30'), 1902 

California. Dardanelles quadrangle (30'), 1898 (1939) 

California. Dardanelles quadrangle (30'), 1898 (1902) 

California. Elsinore quadrangle (30'), 1901 (1905) 

California. Coalinga quadrangle (30'), 1912 

California. Colfax quadrangle (30'), 1902 (1930) 

California. Cuyamaca quadrangle (30'), 1903 (1909) 

California. Elizabeth Lake quadrangle (30'), 1917 (1923) 

California. Chico quadrangle (30'), 1895 (1920) 

California. Coalinga quadrangle (30'), 1912 (1930) 

California. Capistrano quadrangle (30'), 1902 

California. Corona quadrangle (30'), 1902 (1930) 

California. Cuyamaca quadrangle (30'), 1903 (1927) 

California. Elizabeth Lake quadrangle (30'), 1917 

California. Colfax quadrangle (30'), 1938 (1941) 

California. Cholame quadrangle (30'), 1917 (1933)