cover First Day Covers, 1930-70's, approximately 10,000-12,000, uncacheted with typed address first day covers, better incl. nos. 704-715 (two sets), 740-749 (ten sets), 859-893 (three sets), also a few 2c Reds, also incl. booklet panes, Air Post, coils and line pairs, some postal stationery, much duplication, generally sorted by Scott numbers, very fine