acidimeter

Object NameBeckman pH Meter

Inventor Arnold Beckman

Manufacturer Braun-Knecht-Heimann Co.

Made FromWood, Glass, Enamel, Metal, Liquid, Paper

Dateabout 1955

Place MadeUnited States, CA, San Francisco

TechniqueAssembled

SizeOverall H (with handle down): 28 cm, W: 29 cm, D: 23 cm

Accession Number2016.8.15

Credit LineGift of Richard A. Paselk

Curatorial Area(s)

Not On View

Physical DescriptionBeckman pH Meter. Wood, glass, enamel, metal, liquid; assembled. (a) Brown wood box with hinged lid and small hinged door on front side. Opening the lid exposes several black dials and meters; detailed instructions printed on yellowed paper, which has been tacked inside lid. Small door on front opens to white enameled inner chamber containing glass tubes in metal mounts; one tube contains clear liquid. Two mounted tubes sit inside removable small cylindrical colorless glass dish (b).
Provenance

Source Richard Paselk - 2016-08-01

Former Collection Leslie Foods, Inc.
The Beckman Model G pH Meter was used at Leslie Foods in Oakland, CA.