The practice lasted for almost two years from 1864 to 1866, so the presence of a stamp helps greatly in dating photos from that time period.Gary provided a bibliography of relevant publications and websites.Once the stamp was on there we assume that it would stay well afixed or leave a mark where it was removed.So we have a very good indicator for about a 2-year period in the mid-1860s in the northern states and areas controlled by Federal forces.But it is really old and I’ve held out hope that it was his father, John Mc Cormick N’Sider. I attended Gary Clark’s class, “19th Century Cased Images & Tintypes: Discovering the Picture’s Date.” Clark is a professional photographer, photo restorer, and the author of an upcoming book on dating 19th century photographs.
Despite the tile, Pols begins with a potted history, describing Niépce’s experiments, the daguerreotype and of course Fox Talbot’s negative-positive calotype process.
was published by the Federation of Family History Societies in 2005.
Concentrating on professional studio portraits, it is designed to aid the amateur family historian in assessing photographic material from a time when the technology was developing at a phenomenal rate: as Robert Pols notes in his introduction, the Victorian period spanned the era from the announcement of the invention of photography to the snapshot.
Here is the back if a CDV showing one of the stamps. Because money was involved, the presence of these stamps is definitive confirmation that the stamp was used during this 2-year period. This was only a short period, but it does help date the portraits with these stamps.
Notice how the photographer has initialed over it as a cancellation, presumably Mr. The one thing we do not know is how extensively photographrs complied.