cumulative recorder
Datecirca 1960
Inventory Number1999-1-0087
ClassificationCumulative Recorder
Subject
Cultural Region
Place of Origin
Dimensionswithout cord: 21.8 × 43.9 × 17.5 cm (8 9/16 × 17 5/16 × 6 7/8 in.)
Material
DescriptionA green rectangular structure, without front nor back, holds a large cylindrical drum on which paper was driven forward by a motor. On top of the instrument, an endless screw moves left and right a carriage with an inscribing device (pen missing). A second non-moving pen was used to inscribe data on the margin of the paper. On one side is found the motor that drives the recording drum. A standard electric cord powers the motor.
Signedon sticker plate: Lehigh Valley Electronics
Inscribedon one side: 1516
FunctionTo record operant responses in a Skinnerian conditioning experiment.
Scientific Prototype Manufacturing Corporation
Date: circa 1960
Accessories: roll of paper; instruction manuals
Object number: 1999-1-0086
Ralph Gerbrands Company
Date: circa 1960
Accessories: grey power cord; roll of paper; spare pen; cleaning wire; rubber hat (under pens)
Object number: 1999-1-0007a
Ralph Gerbrands Company
Date: circa 1960
Accessories: Spare pen; roll of paper; power cord; cleaning wire; small sponge; gears (2)
Object number: 1999-1-0002
Ralph Gerbrands Company
Date: circa 1960
Accessories: grey power cord; spare roll of paper
Object number: 1999-1-0008
Ralph Gerbrands Company
Date: circa 1965
Accessories: power cord (attached)
Object number: 1998-1-0012
Ralph Gerbrands Company
Date: circa 1950
Accessories: bob hanging by green thread on side; black and red power cord; spare fastening pins in envelope; spare roll of paper
Object number: 1999-1-0004
Ralph Gerbrands Company
Date: circa 1960
Object number: 1999-1-0056
Lehigh Valley Electronics
Date: 1980-1990
Accessories: two multiwire gray cables; 1 loose black wire; a removable wire mesh tray
Object number: 1998-1-0013