Rockwood / Kingston Psychiatric Hospital / Providence Continuing Care Centre Collection
Category
Basic Science Artifacts
Classification
Basic Science, Laboratory Instrumentation
Accession Number
000003217
Description
Battery testing thermometer, which consists of a closed, hollow glass tube with one rounded, blunt end and one tapered, metal-capped tip; the metal point is rounded and cylindrical; inside the tube, there is a folded paper insert with two vertical numerical scales, one red and one black; inside the…
Battery testing thermometer, which consists of a closed, hollow glass tube with one rounded, blunt end and one tapered, metal-capped tip; the metal point is rounded and cylindrical; inside the tube, there is a folded paper insert with two vertical numerical scales, one red and one black; inside the tube above the metal tip there are numerous small, black beads; above the beads there is a thick, red substance; emerging from the centre of this substance is a yellow glass rod that extends down the centre of the tube along the scale, ending at a rounded tip 1.2 cm below the rounded end of the glass tube.
Number Of Parts
1
Provenance
Used at the Kingston Psychiatric Hospital
Material
glass: clear; yellow
metal: silver
paper: yellowish-white
Inscriptions
The white paper label reads: "Battery Testing Thermometer Farenheit Scale" followed by a vertically running temperature scale with black lines and the numbers, "10 // 20 // 30 // 40 // 50 // 60 // 70 // 80 // 90 // 100 // 110 // 120 // 130 // 140 // 150 // 160"; next to this scale there is a vertically running scale in red with increment lines and the numbers "-28 // -26 // -24 // -22 // -20 // -18 // -16 // -14 // -12 // -10 // -8 // -6 // -4 // -2 // 0 // +2 // +4 // +6 // +8 // +10 // +12 // +14 // +16 // +18 // +20 // +22 // +24 // +26 // +28 // +30 // +32"; next to this scale, the label reads, "TO CORRECT SPECIFIC GRAVITY FOR TEMPERATURE READ THERMOMETER TO NEAREST // + OR - DIVISION. IF + ADD TO HYDROMETER READING. IF – SUBTRACT. // EXAMPLE: THERMOMETER -4 HYDROMETER 1.209. CORRECTED GRAVITY 1.205."
Permanent Location
Storage Room 0010
0010-F6-3
Dimension Notes
Length 22.3 cm x Diam. 1.1 cm
Condition Remarks
The battery testing thermometer was dirty; there were no breaks or leakages; the inner paper label was yellowing.