1912 Semi-Official "Margareten-Volksfestes Leipzig", 20 copies incl. strip of three, few n.h., mostly h.r. or l.h., some with stains or creases, generally fine, cat. €2350 (Cat No. Mi.4a,b) (Image)

Cat. €2350, Est.$350

1912 "Regensburger Fliegertage" 10pf black, used in combination with Bavaria 5pf green, canc. 13 Oct.12 on flown ppc (Airfield) to Regensburg, v.f., rare, signed Champion, cat. €2000 (Cat No. Mi.7) (Image)

Cat. €2000, Est.$750

1933 Semi-Official Balloon Stamps, 30pf "Hamburg", three diff., each used in combination with 6pf official franking on a separate "Deutsche Luftfahrt Ausstellung Hamburg" ppc, one with little toning, otherwise fine-v.f., rare, cat. €1110 (Cat No. Mi.21a,b,c) (Image)

Cat. €1110, Est.$500