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Dating ambrotypes of beautiful women


Last week I began a series of posts showing you how to date your old family photographs using format and processby looking at daguerreotypesthe very first commercial photographic process.

Women of the Civil War...

The collodion positive, or ambrotype, first appeared in about By the s the process had largely disappeared from high street studios, but it remained popular with itinerant open-air photographers until the s, because portraits could be made in a few minutes while sitters waited. The collodion positive process, which was based on the collodion negative process invented by Frederick Scott Archerreversed a negative image by bleaching the silver salts.

The dark areas which would normally form the highlights in a printed image turned pale, and the clear areas which would form the shadows in the print appeared to be dark. When presented against "Dating ambrotypes of beautiful women" black background, the dark areas of the original negative, which had been bleached with nitric acid or bichloride of mercury, appeared as highlights.

How to spot a collodion...

The black backing, visible through the clear areas of the plate that originally formed the highlights, appeared as shadows. Although the so-called collodion positive was in fact a negative, the emulsions were too thin to make satisfactory prints on paper.

When a collodion positive was held to the light without the backing material, the image still looked like a negative, Dating ambrotypes of beautiful women paler than the standard required to make a satisfactory positive print. The dark backing material could be a velvet pad held inside a presentation case, or a simple coating of black varnish for those made in lower-class studios and temporary booths erected at holiday resorts.

One slight drawback with this process was that the image was reversed laterally, like the reflection you see in a mirror.

To correct this, the plate could be blackened on the collodion side or presented in the case emulsion-side down, which had the added benefit of protecting the vulnerable collodion layer.

The ambrotype process patented by American photographer James Ambrose Cutting in was a particular variant of the process which used Canada balsam to seal the collodion plate to the cover glass. These are most commonly found in America.

Dating ambrotypes of beautiful women Collodion positives are often confused with daguerreotypes because they are a similar size and were also usually supplied in a protective case or frame.

Glass negative They were made by taking a glass negative and backing it with black cloth, paint, or varnish to produce a positive image. Image Unlike daguerreotypes, collodion positives always appear as a positive image, whatever angle you view them. Quality Collodion positives were much cheaper than daguerreotypes. The quality of the materials used to make their cases usually reflects this—compressed paper and card rather than leather and silk.

Women of the Civil War...

From here he photographed tourists taking in the view, without their knowledge, from the s to the s. He would then offer the photographs for sale, providing a lucrative business for himself and giving tourists a chance to own a souvenir of their trip. The sign on the cart reads: The subject matter, the ready-made metal mount and style of case suggest that image was taken by an itinerant or non-studio-based photographer.

The entire family appear to be rather bewildered by the process of having their photograph taken. This British cavalry soldier is wearing a short, tight-fitting shell jacket and cap, carrying his sword and gloves in his hands. He had probably served in the British army during the Crimean War — Having an ambrotype hand-coloured cost extra. The woman rests her elbow on a table, her arm next to an elegant vase of flowers and a cased photograph.

The photograph on the table appears to be either an ambrotype or a daguerreotype. It may have been included to represent someone who had recently died. These smartly-dressed, serious looking men are pictured in front of a painted background of a grand fireplace. They are all in suits and have flowers in their buttonholes, perhaps indicating this was taken on a special occasion.

I have a set of early photographs of Niagara Falls, taken probably in the mid to late s. They are half plate and are positives on glass. It seems that two sheets of glass are sandwiched together and the image is therefore protected. These are positive images, not negative, and are transparent.

I have been unable to find anything out about this type of photograph. Could these be a form of ambrotype, perhaps made by using the original as a negative and making a contact print onto another sheet of glass? I Dating ambrotypes of beautiful women a large collection of photographs on glass and am not sure exactly what they are and do not know of anywhere I could take them for assessment — I am in SW Scotland if you know of anywhere that might be willing to have a look and provide further information I would greatly apprectiate it.

I have some pieces of the building by the Milken brothers new york in during the Porfiriato Dating ambrotypes of beautiful women the city of mexico what could be the greatest work of latinoamerica these collodion negatives could help me figure out the price and if someone interested in these beautiful pictures collection thanks.

I have just discovered three copper plates with images of people, presumably relatives, impregnated onto the copper. You have to tilt Dating ambrotypes of beautiful women plates in a particular direction to view the images, and these were almost sent for metal recycling. I would love to know if they were photograph plates but am not sure where to start enquiring. What you have there is a Daguerreotype — and early processes invented in by Louis Daguerre.

The impression is made onto a polished silver surface that was electroplated onto a piece of copper, sensitized and developed in mercury vapour.

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I have recently discovered what appears to be an Ambrotype photograph whilst looking through old photos from my Grandfather. Would you be able to help identify if this is, in fact, an Ambrotype and if it is a British or American photo?

The clothing the woman is wearing bears a real resemblance to the American attire of that period, although I have got that wrong. Your email address will not be published. By Colin Harding on 24 April How to Dating ambrotypes of beautiful women a collodion positive, also known as an ambrotype early s—s. Date your old photographs using format and process — how to spot a daguerreotype s — s National Media Museum blog. A most helpful introduction to the subject Colin.

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