This is the Model 21 Markfinder, a scale focus camera using 135 film manufactured by Argus Camera Incorporated from 1947 to 1952. This camera is notable for being the first camera to make use of projected framelines in the viewfinder to assist in framing the subject. If you are living in the United States and familiar with vintage cameras, the name Argus should be familiar to you. Where I live in Michigan, about an hour from Ann Arbor where the cameras were made, you can barely walk five feet through an antique store or thrift shop without tripping over an Argus camera of some kind. Despite being best known for making cameras, Argus was actually established for the manufacture of radios made out of Bakelite in 1931 by Charles Verschoor under the name International Radio Corporation. IRC had been moderately successful during the Great Depression, making inexpensive radios at prices most people could afford. However, Verschoor wanted a product that could ...