PUBLIC FORUM
Requests & Sources.
Find original magazines, dates, formats and source collections — not private identities.
Discussions
✧How to date a colour slide without inventing a yearA slide mount, film edge, colour shift and processing code can sometimes narrow down a period. Clothes and cars can help, but they can also mislead. A…0 replies17 Oct 2026↗How should uncertain provenance appear in an archive?“Probably from a European magazine” is not a citation. And an online repost is not proof of origin. An honest photographic catalogue should make…0 replies17 Oct 2026↗Known publication, unknown photographerA magazine credit does not always identify the photographer, especially where the source itself is incomplete. Similarly, a watermark added much later…0 replies17 Oct 2026↗One image, two scans: how to tell they belong togetherLarge archives accumulate duplicates: a low-resolution web scan, a cropped version and a newly scanned negative can all represent the same photograph. We…0 replies17 Oct 2026↗Can film stock identify the era?Film stock and edge markings can carry useful hints about format and manufacture, but they are not automatic proof of the date a picture was taken. We are…0 replies17 Oct 2026