Auction: 177 - The Philatelic Collector's Series Sale
Lot: 299
Germany - Pioneer & Semi-Official Air Post
1912, Kiel Nordmarkflug semi-official airmail,
real photo postcard depicting Helmut Hirth's two-seater "Dove" plane, franked with 5pf Germania, tied by "KIEL / NORDMARKFLUG / 1912 / 21.6.12." c.d.s., used on occasion of the Kiel Aviation Days and Air Competition, a lovely usage, fine. (Mi 11-01)
Cover
Estimate
$150 to $200
Starting price
$90