10"x 14"x 8". Drug Compounding. The Torsion balance concept was developed in France, but perfected in the USA and sold under various trade names. Wood base balance with marble slab, metal pans and a glass top. Tags on the front of the scale read "Scientific" The World's Finest Balance and Scale Service" and "The Torsion Balance Co., Style 27, New York, No. 664, Pat. Jan. 6- 85,Jan. 22-89, May 19-91."
1.5 X 11.5 X 10.25. Lung volume measurements. Green tin device with rubber mouth tip. Used to determine lung/breath capacity by completely filling one's lungs with air and while holding the apparatus horizontally apply the rubber tube to mouth and blow air into the apparatus until the lungs are completely emptied.
