case for Ross monocular compound microscope
Datecirca 1850
Inventory Number1035b
ClassificationMicroscope Case
Subject
Maker
Andrew Ross
1798 - 1858
User
Henry Jacob Bigelow
1818 - 1890
Place of Origin
Dimensions37.5 × 26.6 × 24.2 cm (14 3/4 × 10 1/2 × 9 1/2 in.)
Material
Accessoriesobjectives (5); condenser lens; eyepiece bracket (1) with eyepieces (4); polarizing lens; reducing ring; stage forceps; case
DescriptionThis is a Ross monocular compound microscope. The monocular body is supported by a horizontal bracket, which is mounted on a rectangular post. The post is attached to two flat pillars, which rest on a tripod base. Rack and pinion is supplied for the coarse focus. Fine adjustment is by a screw located on the horizontal bracket.
There is a mechanical square stage. The substage equipment includes a condenser on an adjustable bracket and a mirror on a round tube.
This microscope is accompanied by a standing wooden case. The case stores various accessories including five objective, a condenser lens, and eye bracket with four eyepieces, a polarizing lens, a reducing ring, and stage forceps.
There is a mechanical square stage. The substage equipment includes a condenser on an adjustable bracket and a mirror on a round tube.
This microscope is accompanied by a standing wooden case. The case stores various accessories including five objective, a condenser lens, and eye bracket with four eyepieces, a polarizing lens, a reducing ring, and stage forceps.
Signedon foot: A. ROSS / LONDON
on objective lens: A. Ross, 1851
Inscribedon foot: No 433
on objective lens: Uncovered, Covered
Historical AttributesThis instrument was used for research by Dr. Henry J. Bigelow (1818 - 1890).
note on file cards reads: "Presented by Dr. W. Sturgis Bigelow in 1908-- having belonged to Dr. Henry J. Bigelow, a large Ross stand with the orginal polarizing apparatus complete. With orginal drawings dated Sept. 17th 1852, made by Dr. Henry J. Bigelow."
Andrew Ross
Date: circa 1850
Accessories: objectives (5); condenser lens; eyepiece bracket (1) with eyepieces (4); polarizing lens; reducing ring; stage forceps; case
Object number: 1035a
E. Hartnack & A. Prazmowski
Date: circa 1880
Accessories: objectives in green leather box (5): 2, 4, 6, 7, and unmarked; objectives in brown box (2): 2, 3; oculars (5); 1, 2, 3, 4, 5; polarizing eyepiece and substage apparatus; substage condenser; substage cup diaphragms (4); slider with sleeve to hold substage accessories; large bull's eye condenser with stand; aperture-stop rotating wheel; blue filters (3); flat case; case keys (2).
Object number: 1145a
Charles-Louis Chevalier
Date: circa 1840
Accessories: 2 regular objectives; a high power objective; a low power objective (a variable power dissecting lens) with an extension arm for this lens; 2 dissecting lenses; 1 objective with lieberkuhn; objective with polarizer; 2 regular eyepieces; 1 erecting eyepiece; 1 micrometer eyepiece; stage micrometer, stage bull's eye condenser on jointed arm; camera lucida; tweezers; 3 dissecting tools; pillar extension;
compressorium, 2 objective adaptive mounts (one with Chevalier threads, another with Oberhauser threads); 2 adaptors for Chevalier lenses to other microscopes (one adaptor having Society threads); case.
Object number: 1093
Ross and Company
Date: circa 1878
Accessories: Ross objective 4/10"; paried oculars B; double diaphragm disc with 8 apertures each; diaphragm disk ; polarizer; lens slide for stage; box
Object number: 1200a
Ross and Company
Date: circa 1878
Accessories: Ross objective 4/10"; paried oculars B; double diaphragm disc with 8 apertures each; diaphragm disk ; polarizer; lens slide for stage; box
Object number: 1200b
Ross and Company
Date: dated 1871
Accessories: objectives (2); pair of oculars "B"; condensor; mechanical stage; standing case
Object number: 1135a
Ross and Company
Date: circa 1876
Accessories: paired oculars A,B; paired Ross oculars; objectives (3): :1/2 (no can), 2 Beck , 1/5 Ross; Wenham parabolic illuminator; condensor; X-Y and rotary stage; bull's eye on stand; double nosepiece; standing case
Object number: 1300
Joseph Zentmayer
Date: circa 1880
Accessories: Zentmayer objective with cannister: 1 1/2; paired oculars (3); Bicknell's achromatic condenser; rotating wheel diaphragm; polarizing eyepiece, polarizer by objective; camera lucida; plane glass window and brass socket; monocular tube; parts box with key; standing case with key.
Object number: 1015
E. Hartnack & A. Prazmowski
Date: 1874-1881
Accessories: objectives in box (3): 7, 9, convertible 4; oculars (4): 2, 3, 4, 5; bull's eye lens; cup diaphragms (3); dissecting needles (3); case; key.
Object number: 1195
Spencer Lens Company
Date: circa 1940
Accessories: oculars (3): 6x, 10x, and pinhole; objectives (4): B&L 45x, AO 40x, Spencer 10x, B&L 16 mm; quick-change objective holders (2); quick-change centerable objective holders (3); petrographic substage condenser and polarizer; Amici-Bertrand lens; Polaroid analyzer; quartz wedge; full-wave plate; blue filters; case, key
Object number: 1378a
R. & J. Beck
Date: 1876
Accessories: oculars (2) in microscope; Darker's selenite retarding filters (3); wheel diaphragm; mechanical rotary stage; stage slider. Other accessories are in the case (1122b), including monocular draw tube; oculars (3); objectives in cans (5); empty can; Lieberkühn; polarizing set; slides; camera lucidas (2); etc.; plus a Beck patent substage condenser (1122c); and apertometer (1122d).
Object number: 1122a
Andrew Pritchard
Date: 1835-1840
Accessories: objectives (4); oculars (6); lieberkühns (4); stage forceps; bull's eye condenser on stand; spring stage; extra mechanical stage; polarizer; cup diaphragms and holders; substage fork mount; live box; glass troughs (2); concave glass; fish tube holder; case; 2 keys. See also slide micrometers (2) (1088b,c)
Object number: 1088a