[Street with Lamp Post and Wine Shop]; 1850s; Albumen silver print; Image: 6 7/8 x 7 13/16 in. (17.5 x 19.8 cm); Photographs; Unknown (British); In 1841 William Henry Fox Talbot patented the first negative-positive photographic process; which formed the basis of photography until the digital age. The photographer placed a piece of paper coated in a solution of light-sensitive silver salts in the camera; exposed it to sunlight; and developed the latent image to produce a negative that could then be printed as multiple positives