Mexico Airmail Issue Stock, 1922-77. Good to better singles and sets on dealer's pages with items generally retailing between $20 to $200+; highlights including mint with Sc. #C13 block of 4 n.h., C29a x2, C39b, C51-53 n.h. x2, C54-60, C186-98 n.h. x3, C198a, C218-21, C220Hi n.h. x5, C285-98 n.h., C286 x2, CO3-9, CO16a x2, CO21 x5, CO 30 x5, used with #C39b, C60 x2, C62a, C212 x2, CO30, etc., some variety and multiples throughout; moderate duplication at times, owner's retail $14,423, worth careful inspection (no photo). Estimate  $3,000 - 4,000. $0