Los 3456

1930, Registered airmail cover from San Salvador to New York, franked with a complete set of the 1930 El Salvador airmail issue (15c red, 20c green, 25c violet, 30c brown, and 40c blue), each depicting a Curtiss biplane over a landscape. Cancelled with a neat 15 SEP 1930 CORREO AÉREO / REGISTRADOS DEL EXTERIOR circular datestamp and special first day cachet commemorating Independence Day and first day of issue of the new airmail stamps. Bold blue boxed registration handstamp with manuscript number and matching registry etiquette, an attractive and historically significant First Day Cover (FDC) of the full airmail set, sent registered, addressed to a philatelic company in New York, Ex Kugel, XF! Estimate 400€.