1933, 5+30c, 5c of Yunnan with opt, on registered First Day Airmail
letter from CHUNGKING to CHENGTU, tied with CHUNGKING
1933, 5+30c, 5c of Yunnan with opt, on registered First Day Airmail
letter from CHUNGKING to CHENGTU, tied with CHUNGKING (PAHSIEN)
31.5.33, this flight was a test flight on this route extension from
the 1st of June 1933, the route was 172 miles and done in 1 3/4
hours, it was flown by E.M. Allison - the later chief pilot of the
CNAC and co-pilot W.L. Bond, beautiful and very interesting letter,
VF-XF! Estimate 450€.
