(a) Adding machine. Material: metal, wood, paper, textile. Size: 11" W. x 19 1/2" L. x 11 1/2" H. Description: black painted metal - Burroughs model serial #3-662887 - seven-columned numbered keyboard (black keys on two outside columns, white keys on center three columns, all numbered from 0-9) - three function keys on left - wood handle on right - black inked ribbon - platen and paper roll - machine mounted on stand. (b) Stand. Material: metal, wood. Size: 19" W. x 19" L. x 38" H. Description: black metal frame - collapsible wooden shelf on left side (13 1/2" W. x 17" L.) - base mounted on wheels and stationary feet -center bottom lever raises feet making wheels operable.