More dating old photographs family chronicle

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.

Salt printing was also the first process to utilize both a negative and a positive allowing photographers to create prints of larger quantities.

Chet was instrumental in organizing the photo collection when the Society moved into the current headquarters.

The Photo Archivist's Selection of the Month is an ongoing online feature!

Much like how genealogical resources and classes are helpful to discovering and sharing your family story, knowing some photography history can also be beneficial when it comes to identifying origins of old photos.

The following common types of vintage photos, their photographic processes and characteristics could help you positively identify some of your long-lost ancestors.

The daguerreotype was created by Louis Jacques Mande Daguerre and is known by photography experts as the first practical form of photography.

Daguerreotypes were produced on a thin copper metal support that had a polished coating of silver that was mirror-like.

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In addition to early and modern prints, there are daguerreotypes, tintypes, ambrotypes, stereographs, postcards, carte de visite and cabinet cards, films and glass plate negatives, and 35 mm slides.Following Britain's Linked Ring, which promoted artistic photography from the 1880s, Alfred Stieglitz encouraged several women to join the Photo-Secession movement which he founded in 1902 in support of so-called pictorialism.In Vienna, Dora Kallmus pioneered the use of photographic studios as fashionable meeting places for the Austro-Hungarian aristocracy.The Photographic Archives at the Stamford Historical Society hold over 10,000 images, dating back to Civil War times.The photographs provide a rich pictorial history of the growth and development of Stamford; its people, industries, government, and communities.The involvement of women in photojournalism also had its beginnings in the early 1900s but slowly picked up during World War I.While the work of the English and French gentlemen involved in developing and pioneering the process of photography is well documented, the part played by women in the early days tends to be given less attention.The Department is currently without an archivist or assistant archivist and help is urgently needed! The collection has grown out of generous donations from local families and photographers, and continues to grow as new contributions are made.New contributions are accepted gratefully, but selectively. Because many of the photos are fragile, they cannot be directly accessed by the public. The Stamford Historical Society houses several books containing photographs of Stamford.If you’re a passionate family history buff like us, everyone from your mother to your Great Aunt Sally knows that they can pawn off boxes of old family photos for you to peruse to your heart’s content.Sifting through vintage photos can be a family historian’s dream, that is, until you find out that you just can’t seem to identify the time period in which certain photos were taken.

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  1. (1) Chromatid – one of the two identical parts of the chromosome after S phase. A chromosome (from ancient Greek: χρωμόσωμα, chromosoma, chroma means color, soma means body) is a DNA molecule with part or all of the genetic material (genome) of an organism.