colorimeter tubes
Date1955-1965
Inventory Number1996-1-0440
ClassificationColorimeter Tubes
Subject
Maker
Erie Scientific Company
1934-present
Cultural Region
Place of Origin
Dimensionstube: 10.4 × 1.6 × 1.6 cm (4 1/8 × 5/8 × 5/8 in.)
box: 9.7 × 14.6 × 12 cm (3 13/16 × 5 3/4 × 4 3/4 in.)
box: 9.7 × 14.6 × 12 cm (3 13/16 × 5 3/4 × 4 3/4 in.)
Material
Accessoriesstyrofoam box; test tubes
DescriptionA rectangular styrofoam box with a lid featuring glass test tubes, some of which are numbered.
Written on styrofoam box in marker: "for B. + h. Spec. 20."
Written on styrofoam box in marker: "for B. + h. Spec. 20."
Signedcarved into styrofoam lid: ERIE
Curatorial RemarksObject 1996-1-0441 features a similar inscription, presumably by the user: "for spectronic 20".
FunctionAfter being filled with solution samples, these tubes are subjected to light of a known light path length so that the amount of light absorbance and transmittance can be determined.
VWR Scientific
Date: 1966-1974
Accessories: box base; box cover; glass tubes individually wrapped in paper
Object number: 1996-1-0441
Walter Balcke
Date: 1963
Accessories: plastic box with styrofoam lining
Object number: 1997-1-1621
Klett Manufacturing Corporation
Date: circa 1950
Object number: 2006-1-0003
Bausch & Lomb Optical Company
Date: 1954-1960
Accessories: plastic dust cover
Object number: 1996-1-0451
Polaroid Corporation
Date: 2003
Accessories: printer ribbon, power cable, adapter cable, original packing materials, instruction manuals (in object file), and gray card (in object file)
Object number: 2009-1-0039
C. H. Stoelting Company
Date: circa 1900
Accessories: cork stoppers inserted in tube ends
Object number: WJ0070a,b,c,d
American
Date: early 20th-early 21st Century
Accessories: 19 test tubes of different sizes.
Object number: 1997-1-1963
C. Baker
Date: circa 1900
Accessories: ocular: no. 3; dual nosepiece; condenser with iris diaphragm; short test tubes (3); glass slides (15); horizontal leather case.
Object number: 1307
Percy Williams Bridgman
Date: ca. 1915-1945
Accessories: wooden test tube stand
Object number: 2008-1-0135
Rudolph Koenig
Date: circa 1875
Object number: 2000-1-0049
American
Date: early 20th-mid 20th Century
Accessories: 12 test tubes; 2 corks; wooden rack
Object number: 1997-1-1528