Your search for ""usgsnw40-107.5"" revealed the following:

~ Oyster Lake CO topo map, 1:24000 scale, 7.5 X 7.5 Minute, 2016

~ Oyster Lake CO topo map, 1:24000 scale, 7.5 X 7.5 Minute, Historical, 1977, updated 1978

~ Glenwood Springs CO topo map, 1:125000 scale, 30 X 30 Minute, Historical, 1930

~ Glenwood Springs CO topo map, 1:125000 scale, 30 X 30 Minute, Historical, 1927, updated 1962

~ Glenwood Springs CO topo map, 1:125000 scale, 30 X 30 Minute, Historical, 1927, updated 1956

~ Oyster Lake CO topo map, 1:24000 scale, 7.5 X 7.5 Minute, Historical, 2011

~ Oyster Lake CO topo map, 1:24000 scale, 7.5 X 7.5 Minute, Historical, 2013

~ Oyster Lake CO topo map, 1:24000 scale, 7.5 X 7.5 Minute, Historical, 1977, updated 1982

~ Glenwood Springs CO topo map, 1:125000 scale, 30 X 30 Minute, Historical, 1930, updated 1949

~ Glenwood Springs CO topo map, 1:125000 scale, 30 X 30 Minute, Historical, 1930, updated 1949

~ Glenwood Springs CO topo map, 1:125000 scale, 30 X 30 Minute, Historical, 1927, updated 1967

~ Oyster Lake CO topo map, 1:24000 scale, 7.5 X 7.5 Minute, Historical, 1977, updated 1988

~ Oyster Lake CO topo map, 1:24000 scale, 7.5 X 7.5 Minute, Historical, 1977, updated 1988