dual nosepiece
Datecirca 1872
Inventory Number1990-2-0012b
ClassificationMicroscope Accessory
Subject
Maker
Nachet et Fils (I)
fl. 1862 - 1880
Owner
William G. Farlow
1844 - 1919
Cultural Region
Place of Origin
Dimensionsnosepiece: 1.5 × 8 × 6.5 cm (9/16 × 3 1/8 × 2 9/16 in.)
blue board box, with a and c: 31.1 × 22.9 × 30.5 cm (12 1/4 × 9 × 12 in.)
blue board box, with a and c: 31.1 × 22.9 × 30.5 cm (12 1/4 × 9 × 12 in.)
Material
Accessoriesobjectives (2)
DescriptionThis is a dual revolving nosepiece for Nachet et Fils medium-sized "new model inclining" microscope [no. 1990-2-0012a]. The nosepiece has an adapter from society threads to mate with the microscope tube. The objectives have 11.4 mm threads. They are no. 2 and no. 7 immersion.
ProvenanceWilliam G. Farlow, Assistant Professor of Botany in the Bussey Institution, Jamaica Plains, and then Professor of Cryptogamic Botany at Harvard; Farlow Herbarium, Harvard University; transferred to CHSI April 7, 1990.
Historical AttributesBoth microscope [no. 1990-2-0012a] and nosepiece belonged to William G. Farlow, who was Assistant Professor of Botany (1874-1879) in the Bussey Institution, Jamaica Plains, MA. In 1879, Farlow was appointed Professor of Cryptogamic Botany at Harvard. He remained in this position until 1919, when he died.
Nachet et Fils (I)
Date: circa 1872
Accessories: Box covered by blue paper (1990-2-0012c), marked "mementoes"and containing 4 slides; adapter from Society thread to dual nosepiece (19901-2-0012b) with 11.4 mm threads; 2 objectives : #2 and #7 immersion. No case.
Object number: 1990-2-0012a
Nachet et Fils (I)
Date: 1872-1880
Accessories: Objective #1 with 11.5 mm threads; adapter to Society threads; ocular #3; condensor with iris; dual substage mirror on jointed arm; no case.
Object number: 1306
Nachet et Fils (I)
Date: 1862
Accessories: 3 Oculars: 1, 2, 3; 3 Objectives in fitted box:1, 2, 3; one on tube: also #5, but longer; Camera lucida "Nachet"; 9 Glass slides; Cover glasses; bull's eye on jointed arm; wheel with 2 stops under stage; small blue filter; flat case with key.
Object number: 1069
Nachet et Fils (I)
Date: 1862
Accessories: 3 Oculars: 1, 2, 3; 3 Objectives in fitted box:1, 2, 3; one on tube: also #5, but longer; Camera lucida "Nachet"; 9 Glass slides; Cover glasses; bull's eye on jointed arm; wheel with 2 stops under stage; small blue filter; flat case with key.
Object number: 1069a
Nachet et Fils (I)
Date: 1862-1880
Accessories: 5 objectives (11.5 mm) in leather-covered box (1025b): 1, 3, 5, 5, 7 immersion; 4 oculars: 1, 2, 3, no #; bull's eye on articulated stand (1025d); mahogany parts box (1025c with dissecting instruments: 6 needles, 2 scalpels, scissors, tweezers, 4 slides, box of cover glasses, 2 cup diaphragms, 1 diffuser ; flat case with fine lock, no key.
Object number: 1025a
Nachet et Fils (I)
Date: 1862
Accessories: 6 objectives in box (1157b) with 1 substage condenser; oblique prism condenser; 3 oculars; 1 cup diaphragm, 1 diffuser, ; camera lucida; stage and eyepiece micrometers; liquid trough; 3 dissecting knives; prepared slides in box (1157d); plain slides; cover glasses; bull's eye on jointed arm(1157e); Amici's illuminator prism with stand (1157f); compressorium (1157g); case with parts box (1157c).
Object number: 1157a
Nachet et Fils (I)
Date: circa 1862
Accessories: 9 objectives and caps 0, 1, 2, 3, 4, 5, 6, 7, 8, (last 3 marked "Nachet à Paris") in their own box; 3 eyepieces 1, 2, 3; large stage clips; dual nosepiece; camera lucida; side illumination prism ; substage cup diaphragm; substage condensers (3); rotating wheel diaphragm; substage mirror on articulated arm; wrench; convertible objectives (3) for a different microscope; flat case.
Object number: 1068a
Nachet et Fils (I)
Date: 1862-1880
Object number: 1025b
Nachet et Fils (I)
Date: 1862
Accessories: 6 objectives in box (1157b) with 1 substage condenser; oblique prism condenser
Object number: 1157b
A. Nachet
Date: 1880-1890
Accessories: 3 Objectives: #7 Nachet with adjustment collar and Society thread in cannister (1107c), small box with # 3 and 6 (11.5 mm threads) and adapter to Society threads (1107b); 2 oculars: no # and 2; bull's eye condenser; pill box with with cover glasses; flat case (1107d) with key.
Object number: 1107a
See also/See also
