This historical map portrays the area of San Ygnacio in 2010, primarily covering San Ygnacio as well as portions of San Ignacio Viejo Unit 2 Colonia, Valle Verde Colonia, and Ramireno. Featuring a scale of 1:24,000, this map provides a highly detailed snapshot of the terrain, roads, buildings, counties, and historical landmarks in the San Ygnacio region at the time. Published in 2010, it is the sole known edition of this map.
This is the sole edition of this map. No revisions or reprints were ever made.
1942 · San Ygnacio
USGS Topo · 1:62,500
1949 · Mc Allen
USGS Topo · 1:250,000
1954 · McAllen
USGS Topo · 1:250,000
1956 · Zapata
USGS Topo · 1:62,500
1956 · Laredo
USGS Topo · 1:250,000
1957 · Mc Allen
USGS Topo · 1:250,000
1962 · McAllen
USGS Topo · 1:250,000
1979 · Zapata
USGS Topo · 1:24,000
1979 · Zapata NW
USGS Topo · 1:24,000
1979 · San Ygnacio
USGS Topo · 1:24,000