Typical "Roentgen" equipments ..
A 1905 trade catalogue from the James G. Biddle Company of Philadelphia, showing Roentgen-ray outfits offered to physicians, hospitals and electrical dealers. Halftone photographs present induction coils, switchboards and meters mounted on casters and paneled wooden cabinets, lit against plain grounds; useful for early medical apparatus silhouettes, dial and knob arrangements, and cabinetry detail.
