This US First Day of Issue cover features a colorful design highlighting the Balboa Canal Zone air mail in 1969. 
The cover is a vintage item with a multi-denomination stamp and a cancellation mark indicating the first day of issue. The cover was produced in the United States and is in used condition with no certification or grading. The cover is a great addition to any stamp collection, particularly for those interested in the history of the Canal Zone. Its vibrant colors and unique design make it a standout piece. Don't miss this opportunity to add this piece of postal history to your collection.