10586 Old Faithful by Moonlight, Yellowstone National Park [Kilburn stereograph]
[stereoview]
Regular price $18.00
12286 Awed with wonder and amazement, Niagara Falls, Winter [Kilburn stereograph]
Keystone Diagnostic Series DB-4C: "Far Point Fusion" (#35096)
stereoview
Regular price $10.00
Betts Fusion Test 2D; Slide DB-4D (Keystone #35097)
Keystone Telebinocular Tests of Visual Efficiency #10, DB-5K: A Test Showing Involuntary Urge to Fusion Under Partial Dissociation at Reading Distance
Regular price $16.00
Keystone Telebinocular Tests of Visual Efficiency #11, DB-6D: A Test for Stereopsis
Keystone Telebinocular Tests of Visual Efficiency #6, DB-2B A Test of the Visual Efficiency of the Left Eye under a normal fusion situation.
Regular price $8.00
Keystone Eye Comfort and Depth-Perception Series E.C. 111-33292: Arranging the Hay on a Wire Sledge, Bavarian Hayfields, Oberammergau, Germany
Regular price $9.00
Keystone Eye Comfort and Depth-Perception Series E.C. 12-30068: In the Hayfields above Oberammergau, Germany
Keystone Eye Comfort and Depth-Perception Series E.C. 7-32935
Keystone Eye Comfort and Depth-Perception Series E.C. 108-33289
Keystone Eye Comfort and Depth-Perception Series E.C. 107-33288
Keystone Eye Comfort and Depth-Perception Series E.C. 106-33287
Betts Fusion Test 7F; Slide DB-5F (Keystone #35107)
Betts Fusion Test 7E; Slide DB-5E (Keystone #35106)
Betts Fusion Test 7D; Slide DB-5D (Keystone #35105)
Betts Fusion Test 7B; Slide DB-5B (Keystone #35103)
Keystone Eye Comfort and Depth-Perception Series E.C. 105-33286
Betts Ready to Read Test 3A: Two-Eyed Efficiency (Keystone Stereoview #35082)
Keystone Eye Comfort and Depth-Perception Series E.C. 112-33293: A Peaceful Spot in the Ozarks
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