Germany - Federal Republic, 1948, 100pf Airmail Letter Sheet. Addressed to Seattle, Wash., canceled by "Braunschweig, 14.12.48" cds, Very Fine and choice, a scarce usage of this short-lived air lettersheet; with 2009 A.P.S. certificate. 2000 Michel No. LF2l; €550 ($753)  Estimate $150 - 200. $0 (Image)