Question

What kind of photography was used for the picture below?

Screenshot 2025-09-28 at 4.35.55 PM-1.png


Daguerreotype


Cyanotype


Flash Bulb Photography

Answers

GPT-5 mini
I don’t see the image — please upload it. Meanwhile, here’s a quick ID guide you can use or answer with some details:

- Daguerreotype
- Looks like a mirror/metal plate (highly reflective).
- Very fine detail, slightly sepia/silver-gray or iridescent tarnish.
- Often in a small case or with an oval mat; dates ~1840s–1860s.
- Image appears reversed left-to-right if it’s a true daguerreotype.

- Cyanotype
- Distinctive Prussian-blue (cyan) tone with white highlights.
- Made on paper (often contact-printed), sometimes with visible paper texture or border.
- Not reflective or metallic.

- Flash-bulb photography
- Look like ordinary 20th-century B&W or color prints exposed with a flash.
- Strong, hard shadows and bright specular highlights; photographic paper texture, not metallic.
- Typically no case or mat like a daguerreotype.

If you can upload the picture or tell me: predominant color (blue? silver? normal photo tones?), reflectivity, whether it’s in a case, and any visible border/text, I’ll identify it.

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