Real-photo souvenir card set (bi-fold folder) featuring four black-and-white photographic views of the Pikes Peak Auto Highway, Colorado — Panorama View, Glen Cove Inn with period automobiles, Summit House at 14,110 feet, and Seven Elevations switchbacks with drawn road highlights — dating to approximately the late 1930s to early 1940s based on the streamlined automobile styles and summit house architecture; unused and unposted, a fine Colorado motoring and mountain scenery piece with cross-collector appeal to Pikes Peak, Glen Cove Inn, summit house, vintage automobile, Colorado highway, and real-photo souvenir card enthusiasts. Please review the scans for condition.