Keystone 8 mm. Material: metal, plastic, glass, textile. (a) Case. Size: 5" x 8 1/2". Description: gray cowhide camera box - silver metal clasp at front - "Keystone" on lower right front - "Top Grain Genuine Cowhide made in U.S.A." above clasp - lined interior. (b) Camera. Size: 8" x 5". Description: silver colored metal box - rectangular shaped movie camera - right side film winding device - top side viewer and film footage counter - front lens - stamped: "Keystone K-33, Olympic 8 mm" - Exposure Guide on side of case - "Keystone Boston 24, Mass, USA, Ser. No. 859248" - back wrist strap cord.