The Seven Wonders of the World View Master Packet B901 3 Reel Set & Book Sawyer's 3D is a vintage collectible that features the famous seven wonders of the world in a 3D view-master format. Produced by View Master in 1962, this set includes three original Viewmaster reels filled with color images of the ancient wonders. The cardboard material and travel-themed design make it a sought-after item for collectors of vintage Viewmasters and enthusiasts of historical landmarks.