Topographic Map Index
1966
1973
1929
250000
1946
1963
1954
1901
1974
1918
24000
62500
1975
1994
1968
1956
1964
1968
1982
48000
24000
1966
125000
1977
1927
125000
1978
62500
100000
1947
250000
1964
1963
1957
1976
1917
1953
1963
USGS 1:24000-SCALE QUADRANGLE FOR SLATE PEAK, WA 1963
1979
1984
1989
1949
1898
1986
1922
1968
USGS 1:24000-SCALE QUADRANGLE FOR ENGINEER MOUNTAIN, CO 1960
1964
1994
250000
1968
USGS 1:24000-SCALE QUADRANGLE FOR BALDY MOUNTAIN, CO 1964
1947
1918
1994
1949
2021
1955
1993
1922
1901
1988
250000
100000
1962
1962
1961
1965
1993
1939
1977
1907
100000
1941
1949
1967
1942
250000
1968
1985
1989
1967
1968
1941
62500
1994
1973
48000
1941
1983
1978
1977
250000
1980
1939
1973
1955
1954
100000
1959
250000
1911
1988
1972
1914
1938
125000
1932
1976
1951
1976
1908
1901
1981
1956
1985
1985
1912
1981
1980
1983
250000
1973
1944
1976
1998
1992
62500
1980
1969
1961
1893
1983
1973
1890
1941
1964
125000
1889
24000
1902
62500
1989
1968
1973
1986
1957
1986
1976
250000
1978
1968
1932
USGS 1:24000-SCALE QUADRANGLE FOR RULES HILL, CO 1964
1968
250000
1901
1957
1978
1971
1985
1972
1971
1973
1956
1915
1980
1935
1973
1955
USGS 1:24000-SCALE QUADRANGLE FOR ENGINEER MOUNTAIN, CO 1960
1972
1966
1976
1966
1908
1966
USGS 1:24000-SCALE QUADRANGLE FOR SNOWDON PEAK, CO 1964
1985
62500
1972
1941
1948
1969
1976
1987
1976
USGS 1:24000-SCALE QUADRANGLE FOR HERMOSA PEAK, CO 1960
1993
1973
1980
1989
1983
1975
1993
USGS 1:24000-SCALE QUADRANGLE FOR SNOWDON PEAK, CO 1964
1966
1948
1957
1938
1973
1891
1931
1984
1986
1991
1968
1968
1914
USGS 1:24000-SCALE QUADRANGLE FOR RULES HILL, CO 1964
1922
1940
1958
1965
1909
1951
1984
1956
1985
1934
1975
1939
1983
1956
1989
24000
2001
1978
1906
1983
1976
1934
1958
1993
1985
1974
24000
1989
1958
1900
1968
1980
USGS 1:24000-SCALE QUADRANGLE FOR ENGINEER MOUNTAIN, CO 1960
1994
1987
1961
1927
1956
1956
1927
1985
1975
USGS 1:24000-SCALE QUADRANGLE FOR MT. ARRIVA, WA 1963
1948
1956
1923
1962
1932
100000
1914
1914
1937
1987
1972
1958
1981
1966
100000
1932
1957
62500
1911
1910
1927
1973
1980
1980
USGS 1:24000-SCALE QUADRANGLE FOR LA PLATA, CO 1963
1983
1912
1956
1993
1906
1937
1969
1934
1971
1978
125000
62500
1966
1946
100000
1985
1966
24000
1985
1957
1993
1984
1940
1958
1973
24000
1966
1954
1906
1958
1949
1983
1984
1982
1973
1984
1983
1901
1981
1961
62500
48000
USGS 1:24000-SCALE QUADRANGLE FOR ELK CREEK, CO 1960
USGS 1:24000-SCALE QUADRANGLE FOR THOMPSON PARK, CO 1963
USGS 1:24000-SCALE QUADRANGLE FOR MT. ARRIVA, WA 1963
1973
1982
1959
USGS 1:24000-SCALE QUADRANGLE FOR ORPHAN BUTTE, CO 1963
1941
1989
24000
1926
1957
1973
1975
1966
1965
1962
1967
1978
1978
1956
USGS 1:24000-SCALE QUADRANGLE FOR LA PLATA, CO 1963
1958
1929
1982
1986
1970
USGS 1:24000-SCALE QUADRANGLE FOR MT. ARRIVA, WA 1963
62500
1958
100000
USGS 1:24000-SCALE QUADRANGLE FOR TIFFANY, CO 1968
1984
1963
48000
1986
1973
1989
1972
1994
1954
1992
1981
1983
USGS 1:24000-SCALE QUADRANGLE FOR HERMOSA PEAK, CO 1960
1949
100000
1985
1962
1910
1905
1978
1909
1989
USGS 1:24000-SCALE QUADRANGLE FOR ELK CREEK, CO 1960
1931
1954
1934
1966
1966
1983
1926
1987
1941
1965
USGS 1:24000-SCALE QUADRANGLE FOR STORM KING PEAK, CO 1964
1944
1974
1921
100000
1978
62500
1981
1978
1909
1954
1929
62500
2002
1991
1961
1959
1983
125000
1967
1983
1984
1975
1948
1948
1978
100000
1958
1994
1983
1975
1974
1908
1987
1986
1991
1995
1914
1937
1984
1988
1975
1943
2002
1892
250000
1975
100000
1912
62500
100000
1926
24000
24000
1985
1973
1963
1976
48000
100000
1962
1949
1960
1978
USGS 1:24000-SCALE QUADRANGLE FOR BAYFIELD, CO 1968
1983
100000
1977
1981
100000
100000
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1983 (1) 1985 (1) |