United States Cover Group,, box of about 1,200 mixed US covers, first approximately 700 ship and naval covers (including special events, Arctic expeditions, paquetbot, etc.), followed by about 500 assorted covers primarily from the 1880s to 1920s, including advertising, official mail, stationery entires, mourning covers from the Banknote era, and much more, generally fine to very fine, should prove interesting and worthwhile with a closer look

CV.

Large 20th Century Cover Assortment,, box of over 1,000 covers total, including approximately 350 airmail covers including first flights and events, about 100 computer vended stamps on cover, and over 700 20th Century commercial covers including transportation coil plate number singles, all fine to very fine

CV.