Small mechanism from experimental Lodge-Muirhead wireless telegraph receiver, designed and built by Robert Pickersgill Howgrave-Graham, British, about 1905. Mechanism from experimental Lodge-Muirhead wireless telegraph receiver 1900-1910 Radio Communication 1900-1910
Experimental Lodge-Muirhead wireless telegraph receiver, designed and built by Robert Pickersgill Howgrave-Graham, British, about 1905. Experimental Lodge-Muirhead wireless telegraph receiver, 1900-1910 Radio Communication 1900-1910
Nose pin of cane with decoration torquoise-coloured polished stone set in sealing wax at one end Ethnography and Folk Medicine 1880-1920
Nose pine of cane with decorative green polished stone set in sealing wax at one end Ethnography and Folk Medicine 1880-1920
Nose pins of cane with decorative polished green stone set in sealing wax at one end Ethnography and Folk Medicine 1880-1920