This United States Event Cover commemorates the first regular official air mail flight from Regina to Edmonton, dated March 3, 1930. The cachet on the front of the cover features a detailed black printed design depicting a farmer plowing a field with horses, while an airplane flies overhead, symbolizing the connection between traditional and modern means of transportation. The cachet is labeled "CANADA AIR MAIL REGINA TO EDMONTON FIRST REGULAR OFFICIAL FLIGHT."

The postage stamp affixed is a 5 cent Canadian air mail stamp showing an early biplane, canceled with a Regina, Saskatchewan postmark dated MAR 3 1930 at 6 AM. An additional rectangular boxed postmark reads "SAVE USE AIR MAIL." The back of the cover has an Edmonton, Alberta postmark dated MAR 3 1930 at 3 PM and a boxed postmark "POST OFFICE C.O.D. SPEEDS BUSINESS." The cover is addressed to Jos. B. Miller at 273 Hobart St., Perth Amboy, New Jersey, U.S.A. The envelope is an airmail type with red, white, and blue striped edges.

This philatelic item is a valuable collectible for aviation enthusiasts and collectors of first flight covers. It highlights the early development of air mail service in Canada and features authentic period postmarks and cachet artwork that celebrate this milestone event in postal and aviation history.