U.S./Poland 27 Jn 1934 Polish Bros Signed Flight Cvr duo Autographs, Aviation, Covers, Postal History U.S./Poland 27 Jn 1934 Polish Bros Signed Flight Cvr duo Auction A1000 21 February 2016 Lot 180 Realized: $150.00 Share this:FacebookTwitterPinterestLinkedInWhatsAppLike this:Like Loading...