1923 (Feb 17) envelope sent registered from Baku to Austria and endorsed "Luft Post", franked on the reverse with 15000R on 5000R in two vert. pairs and 5000R on 2000R pair, tied by Baku double circle ds and Moscow transit, registration label on front, a scarce airmail endorsement on a cover from this period; signed Oskar Schumacher. (Image)

1912-13, small correspondence with one rare photo card, one postal stationery card and two covers from Annenfeld (German colony in Elizabethpol/Azerbaidshan district) to Schellneck near Kehlheim, with one a cover sent registered from Baku to Austria with reverse cut-out franked with the scarce ovpt issues.

1912 (Feb 22) envelope to Germany franked on the reverse with seven 1923 5000R on 2000R in block of five and vert. pair tied by Baku cds and Moscow transit, cover tear clear of stamps, fine. (Image)