Mexico, (Chihuahua) Chihuahua. 3 covers; with 1843 red straight line postmark (Yag-Bash CH4) with matching date stamp, red boxed date stamp (CH5) on 1843 folded letter sheet with matching "3" rate and 1849 folded letter with "2" rate and official eagle cachet handstamps, otherwise Very Fine. Estimate  $100 - 150. $0 (Image)