Keppler’s Vault 15: The Single Lens Reflex
This week’s Keppler’s Vault is a “two-fer” offering two separate articles about the 35mm Single Lens Reflex camera, one from August 1957 and the other from February 1960. In the first article, Herbert Keppler and Arthur Kramer take a look at the state of Prism Reflexes and in the second,…