Worldwide Cover Balance, 1918-1960. 100 or so covers & cards, best being 1918 May 15 First Flight C3 N.Y. to D.C., also C6 on 1924 First Night Flight; other air covers like FAM-14 Trans-Pacific Hong Kong, Macau, etc; couple nice China post cards with designs made from cut up stamps; Guam covers; Tin Can Mail; Wallis-Futuna "France Libre" set on cover (missing best stamps); and more, please inspect. Estimate  $150 - 200. $0