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  • Collections: Tolles microscopes  
  • Artist / Maker / Culture: Charles X. Dalton  
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Charles X. Dalton (34)
Robert B. Tolles (34)
Boston Optical Works (33)
Louis Agassiz (8)
Department of Geology and Geography, Harvard University (6)
Charles Stodder (3)
Ephraim Cutter (3)
Ernst-Lewis Collection of Microscopes (3)
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Charles A. Spencer and Sons (2)
Elihu Thomson (2)
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Massachusetts Agricultural Experiment Station (1)
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Spencer Lens Company of New England (1)

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Microscope Ocular (8)
Microscope Objective (6)
Workshop Tool (6)
Microscope (5)
Microscope Accessories (2)
Microscope Accessory (2)
Microscope Optics (2)
Eyepiece (1)
Gauge (1)
Microscope Condenser (1)
Microscope Objective Canister (1)
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Tolles microscopes (34)

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2 threaded adaptors for the bayonet objective mount

2 threaded adaptors for the bayonet objective mount

Robert B. Tolles
1860-1874
2 Tolles solid ocular lenses unmounted

2 Tolles solid ocular lenses unmounted

Robert B. Tolles
1860-1874
4 Tolles eyepieces

4 Tolles eyepieces

Robert B. Tolles
1860-1874
47 lens gauges from Tolles's workshop

47 lens gauges from Tolles's workshop

Robert B. Tolles
1860-1874
botanical compound microscope with unusual stand

botanical compound microscope with unusual stand

Charles X. Dalton
1890
collection of 40 Tolles workshop tools, eyepieces, and objectives

collection of 40 Tolles workshop tools, eyepieces, and objectives

Robert B. Tolles
1860-1874
demonstration compound microscope

demonstration compound microscope

Boston Optical Works
circa 1880
demonstration of adaptor sleeve for Tolles solid eyepiece

demonstration of adaptor sleeve for Tolles solid eyepiece

Robert B. Tolles
1860-1874
demonstration of the Tolles bayonet mounting of an objective to the tube

demonstration of the Tolles bayonet mounting of an objective to the tube

Robert B. Tolles
1860-1874
demonstration of Tolles fine-focus nosepiece

demonstration of Tolles fine-focus nosepiece

Robert B. Tolles
1860-1874
demonstration of Tolles stage fine adjustment

demonstration of Tolles stage fine adjustment

Robert B. Tolles
circa 1875
Image Not Available

eyepiece with focuser

Robert B. Tolles
1870-1890
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