MX1.
G. Ben Wittick. Aqueduct of Chihuahua, Mexico. 5 leagues long, built 1682-84. VG. $125


MX5.
Stereo-Travel Co. 10065. Double Engine on Mexican Railway at Esperanza, Mex. Copyright 1906. E. $45


MX6.
Kilburn Brothers, Littleton, NH. No. 1141. Adobe Houses, Mexico. G. $12