No makers name. Folding flash tray on handle, nickel plated brass. Clockwork mechanism rotates stricker wheel on flint, released by a trigger. Magnesium powder flash tray
Circular flash tray on pedestal; percussion cap device released by cable; in carton; sold by Photohaus Leistenschneider, Dusseldorf. Flash Tray
51cm long steel tray, 5cm across, back 7cm high with fitting to take higher reflector. Double trip hammer device for percussion caps, operated by chain pull below tray. Screwed fitting for handle is missing. Powered by leaf springs. Magnesium Flash Tray
Shallow tray 305x47mm with percussion cap striker mechanism, wooden handle. Magnesium Flashpowder Flash Tray