<http://schema.org/description>
"Dalton Adding Machine, patented in 1904 by the Dalton Adding Machine Co. Glass panels go all the way around the machine allowing for viewing of the inner workings. Not in working condition."^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.onekingslane.com/p/1075883-dalton-adding-machine-1904>