9 h 21 min, 22 janv. 1871 ans - Richard Leach Maddox invented the gelatin dry plate silver bromide process, which means negatives no longer had to be developed immediately.
Ajouté au bande de temps:
Date:
9 h 21 min, 22 janv. 1871 ans
Maintenaint
~ Il y a 154 ans