Bottle of "Natrico" tablets, by The Drug Products Co. Inc., USA, 1890-1930 Bottle of "Natrico" tablets 1890-1930
d'Arsonval type high frequency generator with accessories by the Wappler Electric Co., 162-182 Harris Avenue, Long Island, New York, United States, 1920. d'Arsonval type high frequency generator with accessories by the Wappler Electric Co. 1920