566 AMERICAN FLYER WHISTLING BILLBOARD, 51-55 (B) SANTA FE FOREGROUND STEAM ENGINE ON BRIDGE, DARK GREEN BRIDGE

Vintage Gilbert American Flyer Whistling Billboard #566, offered with its original box. This metal accessory, manufactured by the Gilbert American Flyer Company in the 1950s, measures approximately 7.5 inches long. The artwork depicts a Santa Fe foreground steam engine on a bridge, with a dark green bridge element.

Functionality: The whistle mechanism emits a diesel-style whistle tone, providing an audible signal on compatible American Flyer layouts. It is designed as a display accessory to accompany existing trains and scenery rather than a locomotive component.

Package condition: includes original box. Intended use: for American Flyer train displays and diorama setups; compatible with standard American Flyer track arrangements of the era.

• Model: 566 Whistling Billboard
• Construction: metal body
• Length: ≈7.5 inches
• Artwork: Santa Fe foreground engine on bridge; dark green bridge
• Includes: original box
• Era: 1950s