Becker's Sons Precision Balance Scale Rotterdam, mid-20th century, label on top with NBS#084852, the scale consisting of two pans suspended from arms affixed to a brass column-form post; the wooden case fitted with glass panes and resting on a thick glass base over a drawer containing various parts. 18 x 16 7/8 x 9 in. Additional high-resolution photos are available at www.lelandlittle.com