Twenty-seven camerascomprising an Agfa Optima, a Leidolf, Seagull, Kodak Retinette 1B, Retina Auto 1, Retinas 1B, 2a, 2c and Retina Reflex III; a Ricoh Super Shot; Aires Viscount; Voigtländer/Zeiss Ikon Vitessa 500AE, Vitomatic 1a, 2, 1a, VF101 and VSL3-5; three Zenit cameras; a Cosina CSR; a Miranda Sensorex; Petri Computer 35, Computer 2, Flex 7; a Regula Reflex 2000CTL; and a Rolleiflex SL35M and SL35ME (27)