plate called a ferrotyping plate. When they dry and split off due to slight shrinkage, they retain a highly reflective gloss. This is not an image-forming technique, despite the name being the same as for the old process. See also Albumen print Ambrotype Calotype Collodion process Daguerreotype References External links Step by Step Wet Plate Photography Making a Photograph During the Brady Era Civil War Photographs from the National Archive Tintypes Collection at the American Antiquarian Society Tintype street camera American Large Plate Tintypes https://vimeo.com/64989295 Photographic processes dating from the 19th century Alternative photographic processes