High frequency cabinet (Gaiffe-d'Arsonval 1903-1904 machine) with control panel, transformer, 8 accumulators, 2 cells and carbon filament light bulb, by A. Gaiffe, Paris, owned by Dr. A. Bruce, Edinburgh, 1904-1910 High frequency cabinet (Gaiffe-d'Arsonval 1903-1904 machine) with control panel 1903-1904