Dating old photographs clothing
Since few people can identify all clues in the picture, assigning a date will probably require a trip to the reference department of a large public or academic library.
Invented in the 1850s, hyalotypes were used in “Magic Lanterns” where their positive images on glass plates were projected onto screens.In America, daguerreotypes were often placed in hinged, wooden cases with paper or leather coverings.In 1841, William Henry Fox Talbot patented the process of salt printing — the first photographic process that used sodium chloride to make photos more light-sensitive.They were widely popular until modern slides came along in the 1950s.Here’s a quick chart to help you remember some of these dates.Introduced in 1856, the tintype — also known as a melainotype or ferrotype — was produced on a plate of thin metal.
And just like the ambrotype and daguerreotype, the method didn’t use negatives and was directly exposed in the camera.
You need to research every photographic clue and follow the leads to uncover the truth that is usually hidden in the elements of the photograph. Photographs offer many clues about ancestral lives, if you know what to look for. Then, using a magnifying glass, sweep across the image making notes of any details.
For instance, in a portrait, pay attention to accessories and props.
Daguerreotypes were produced on a thin copper metal support that had a polished coating of silver that was mirror-like.
Daguerreotypes were sealed in glass for protection.
Look for signage and architectural details in an exterior photograph.