Your search for ""USGSNW26.125-97.25"" revealed the following:
~ Port Isabel TX topo map, 1:24000 scale, 7.5 X 7.5 Minute, Historical, 2010
Sale price
$1895
$18.95
~ Port Isabel TX topo map, 1:24000 scale, 7.5 X 7.5 Minute, Historical, 2013
Sale price
$1895
$18.95