Scott Catalog # 4687 - 4690 / FDCO Exclusive First Day Covers.
Set Includes: 4687 Child on Bicycle with Training Wheels / 4688 Commuter on Bicycle with Panniers / 4689 Road Racer and 4690 BMX Rider.
The Collectible First-Day Digital Color Postmark is an official digital postmark bearing the first-day-of-issuance-date containing an image that relates to the stamp design with the words "FIRST DAY OF ISSUE."
The cachet (image) was made on a computer and printed on high-quality envelope.
