1) Toy train manufacturer 
Voltamp was an early American manufacturer of toy trains based in Baltimore, Maryland. Founded by Manes Fuld (1863–1929), the son of a Baltimore stove dealer, Voltamp`s trains utilized the same 2-inch gauge metal track as Carlisle & Finch, the inventor of the electric toy train. It is significant for its 1907 release of the first electric toy t....