What is it? This is a Kodak Duo Six-20 Series II medium format camera which was designed by Nagel Kamera Werk for Kodak AG by August Nagel.  The word “duo” was Kodak’s way of saying “half frame”, meaning the camera too 6cm x 4.5cm images instead of “full frame” 6cm … Continue reading Kodak Duo Six-20 Series II (1937)