Ralph Walter Stone

Ralph Walter Stone · Dept. of Internal Affairs, Topographic and Geologic Survey

175 sayfa · 1932

Mines and mineral resources / Geology

Stone, Ralph W. (Ralph Walter), 1876-1964. · Pennsylvania, Bureau of Topographic and Geological Survey

34 sayfa · 1932

Meteorites -- Pennsylvania

Stone, Ralph W. (Ralph Walter), 1876-1964 · Pennsylvania Bureau of Topographic and Geologic Survey

62 sayfa · 1930

Geology -- Pennsylvania

Stone, Ralph W. (Ralph Walter), 1876-1964. · Dept. of Internal Affairs, Topographic and Geologic Survey

336 sayfa · 1932

Building stones -- Pennsylvania

Stone, Ralph W. (Ralph Walter), 1876-1964. · Dept. of Internal Affairs, Topographic and Geologic Survey

190 sayfa · 1932

Mines and mineral resources -- Pennsylvania -- Greene County

Stone, Ralph W. (Ralph Walter), 1876-1964. · Pennsylvania Topographic and Geologic Survey

94 sayfa · 1928

Sand, Foundry -- Pennsylvania

Stone, Ralph W. (Ralph Walter), 1876-1964. · Dept. of Internal Affairs, Topographic and Geologic Survey

64 sayfa · 1931

Feldspar

Ralph Walter Stone, Geological Survey (U.S.) · U.S. Geological Survey

12 sayfa · 1905

Geology / Maps