Beschreibung
Mauck, M. T., Air Mail and First Day Cover List No. 10, Completely Revised, Season 1929-30, Lyndhurst, N.J., 139 S., mit zahlreichen Abb., beiliegend Supplement No. 1 #66998
Mauck, M. T., Air Mail and First Day Cover List No. 10, Completely Revised, Season 1929-30, Lyndhurst, N.J., 139 S., mit zahlreichen Abb., beiliegend Supplement No. 1 #66998