This is Linhof Technika III 9x12 which is 3.25 x 4.25.There are also a bunch of film holders and hangers if you care to process yourself. Or the film.Two lenses:F. Deckel-Munchen Tessar 1:4.5 f=135 Carl Zeiss Compur #2548357Schneider Kreuznach Tele-Xenar f:5.5 F=36 cm No. 1896774And this from Linhof:Dear Mr. Weiner, Thank you for your email.According to the serial number your camera is a Linhof Technika III 9x12 without rangefinder and was built aroun...d 1946. The Schneider Tele-Xenar was manufactured in 1942. We cannot give you any information about the value. But there is an official Linhof facebook group. Maybe you can get some more information there. Linhof is not responsible for the content of this group.Kind Regards, Christina NehringVertrieb / SalesLinhof Präzisions-Systemtechnik GmbHRupert-Mayer-Strasse 45 ~ 81379 München Tel: +49 (0)89 / 72492 - 0 Fax: +49 (0)89 / 72492 - 250 Web: www.linhof.de Amtsgericht München, HRB 122812Öffnungszeiten: Mo-Do 9-16, Fr 9-12 UhrOpening times: Mon-Thus 9-16, Fri 9-12h