Museum Collections
Luce Center
Scientific toy in box: Demuth's Patent Pulsating Bottle Imp and Blood Tester
Object Number:
Z.630ab
Date:
1875-1900
Medium:
Glass, liquid, metal, cardboard
Dimensions:
box: 1 5/8 x 6 3/4 x 1 3/4 in. ( 4.1 x 17.1 x 4.4 cm )
Marks:
in relief: on Imp's metal belt: "DEMUTH PAT.JUN.1.7. . ."
printed paper label: affixed to cardboard box: "DEMUTH'S / PATENT / Pulsating Bottle Imp / -AND- / BLOOD TESTER / The most amusing Scientific Toy / ever invented. / Directions for Use. / . . . / I
Description:
Colorless blown glass tube with bulb at one end; contains pink liquid in which a small brown (probably blown glass) doll (the "Imp") is suspended; when bulb is grasped, the heat of the hand makes liquid bubble; in original cardboard box with paper label.
Due to ongoing research, information about this object is subject to change.







