Your search for ""usgssw44.75-110.375"" revealed the following:

~ Amethyst Mountain WY topo map, 1:24000 scale, 7.5 X 7.5 Minute, Historical, 2012

~ Amethyst Mountain WY topo map, 1:24000 scale, 7.5 X 7.5 Minute, 2015

~ Amethyst Mountain WY topo map, 1:24000 scale, 7.5 X 7.5 Minute, Historical, 1986, updated 1986