lynnb
Veteran
My contender for #1: "The first true SLR camera was invented by the English photographer Thomas Sutton and patented by him in 1861... it was designed for portraiture and was made by two London manufacturers, Ross and Dallmeyer. Only a very small number were produced".
(from A History of Photography in 50 Cameras by Michael Pritchard FRPS. p.70).
(from A History of Photography in 50 Cameras by Michael Pritchard FRPS. p.70).