feeder bottle

Datecirca 1964

Inventory Number2003-1-0058b

ClassificationBottle

Subject

Maker Evenflo Company, Inc. 1935-present

User John B. Little

User Harvard School of Public Health founded 1913

Cultural Region

Place of Origin

Dimensions10.5 x 7 cm (4 1/8 x 2 3/4 in.)

Material

DescriptionA tall hexagonal plastic bottle with a rounded bottom edge, off-white and barely translucent. On one side of the bottle is a measurement scale ranging from 50 to 100 cubic centimeters (or CC's). This side also features a measurement scale ranging from 1-4 oz. The neck has a slightly smaller diameter than the body of the bottle. On the outside of the neck is an external thread that wraps around twice.

Signedon side, vertically, embossed: EVENFLO molded into plastic: MADE IN U.S.A.

Inscribedembossed, down one side: EVENFLO® [a measurement scale in CCs (50-100), and a measurement scale in OZ. (1-4)] embossed: PYRAMID / MADE IN U.S.A. / 1 embossed, in one corner: 0.0

FunctionThis bottle was filled with water and mounted, with the feeder tube facing down, onto a cage with rats. This particular bottle was used in J. B. Little's laboratory to dole out water "ad libitum" to the rats in order to measure their "antidiuretic activity."

ProvenanceJohn B. Little, Department of Cancer Cell Biology, Harvard School of Public Health; gift to CHSI, 2003.