This United States event cover commemorates the First Flight Air Mail on F.A.M. Route 5, dated December 2, 1930. The cover features a detailed printed cachet depicting an airplane flying above a lighthouse, symbolizing the air mail route from Miami to Cienfuegos and Kingston. The cachet includes the text "FIRST FLIGHT AIR MAIL F.A.M. ROUTE 5 MIAMI CIENFUEGOS KINGSTON."

The postage used is a 10 cent United States airmail stamp illustrating an early mail route map showing New York, Paris, and St. Louis, with the Scott Catalogue number C10. The front postmark is a circular date stamp from Miami, Florida, dated DEC 2 1930 at 1:30 PM. The envelope is marked "VIA AIR MAIL" and is addressed to Mr. Herbert Cooke, Box 282, Kingston, Jamaica, B.W.I. On the reverse, there is a Kingston, Jamaica receiving postmark dated DEC 3 1930 at 11 AM. Additionally, a purple handstamp on the back notes "First Flight inaugurating Air Mail Service to Jamaica, B.W.I."

This cover is a fine example of early aviation philately, capturing a milestone in international air mail service connecting the United States with the Caribbean. It is a valuable collectible for enthusiasts interested in first flights, airmail history, and aviation event covers.