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Oliver's hemacytometer

https://mhc.andornot.com/en/permalink/artifact5942
Dates
1800
1830
circa 1800-1830
Collection
University Health Network - Academy of Medicine Collection
Category
Diagnostic & Treatment Artifacts
Classification
Clinical Laboratory Diagnosis
Accession Number
1969.3.34 a-g
Description
Hemacytometer consists of a clear glass vial (a) with a flat bottom and a ground-glass stopper (b); there is a metal clamp (c) with a screw to tighten grip; a glass tube (d) with a black plastic support (so it can stand alone) with narrow bore and stylet, marked from 10 to 100 in units of 1; white …
  1 image  
Accession Number
1969.3.34 a-g
Collection
University Health Network - Academy of Medicine Collection
Category
Diagnostic & Treatment Artifacts
Classification
Clinical Laboratory Diagnosis
MeSH Heading
Blood Cell Count -- instrumentation
MM= Blood Cell Count -- hemacytometer
Description
Hemacytometer consists of a clear glass vial (a) with a flat bottom and a ground-glass stopper (b); there is a metal clamp (c) with a screw to tighten grip; a glass tube (d) with a black plastic support (so it can stand alone) with narrow bore and stylet, marked from 10 to 100 in units of 1; white strip behind scale for reading; black wooden tube (e) with a rounded end; pipette (f) with wire stylet, narrow bore and reservoir; all contained by (g) a wooden case covered in black buckram (?); has two hinges and a locking device; purple velvet compartments in base; purple satin-lined lid.
Number Of Parts
7
Part Names
a - vial - Size: Length 5.5 cm
b - stopper - Size: Diam. 2.5 cm
c - metal clamp - Size: Length 6.0 cm
d - glass tube - Size: Length 7.6 cm x Diam. 9.0 mm
e - wooden tube - Size: Length 8.5 cm x Diam. 2.0 cm
f - pipette - Size: Length 10.0 cm
g - case - Size: Length 16.2 cm x Width 6.0 cm x Depth 3.0 cm
Provenance
Acquired from the Academy of Medicine; source: Dept. of Physiology, University of Toronto, via Dr. John W. Scott.
Site Made (City)
Leipzig
Site Made (Country)
Germany
Dates
1800
1830
circa 1800-1830
Date Remarks
Original record had "early 19c."
Material
glass: clear
wood: brown
fabric: black; purple
plastic: black; white
metal: grey
Inscriptions
On (d), "C // 0,02" with units from 10-100 in increments of 1; "Normal Franz Hugershoff Leipzig"; on (f), "C // 0,02"
Permanent Location
Storage Room 0010
0010-F6-9
Condition Remarks
Buckram is flaking off bottom of case; marked on top; case will not stay closed.
Copy Type
Original
Reference Types
JPG
Reference Comments
CD #UHN
Images
Less detail