Excerpt from one of those giant block of text yard/estate sale ads...
"Singer sewing machine's with the pump no electric pugs works great and a brother,white, ones too with hand carved drawers just two of them other is portable."
Must be one of those hydraulic Singers with the manual pump...I'd high tail it up there if they had the electric pugs but without them the machine is probably useless. You hardly ever see them separately on eBay.