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  • Artist / Maker / Culture: Harold C. Ernst  
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Artist / Maker / Culture *

Harold C. Ernst (45)
Ernst Collection of Sundials (14)
Ernst-Lewis Collection of Microscopes (7)
Carl Zeiss (company timeline) (5)
Carl Zeiss, Optische Werkstätte, Jena (5)
Ernst Abbe (5)
Carl Friedrich Zeiss (4)
American (3)
French (3)
Department of Physics, Harvard University (2)
English (2)
I. M. (2)
Japanese (2)
Karner workshop (2)
A. R. (1)
Alexander S. Begg (1)
Bausch & Lomb Optical Company (1)
Boston Optical Works (1)
Carl Zeiss alliance with Bausch & Lomb (1)
Charles A. Spencer (1)
Charles Bloud (1)
Charles Stodder (1)
Charles X. Dalton (1)
Clarence A. Cheever (1)
David Beringer (1)
Department of Geology and Geography, Harvard University (1)
Department of Physics, Bowdoin College (1)
E. Hartnack & A. Prazmowski (1)
Edmund Hartnack (1)
Elihu Thomson (1)
Ephraim Cutter (1)
Ernst Leitz (company) (1)
Frederic T. Lewis (1)
Hans Ducher II (1)
Hans Ducher III (1)
Harvard Engineering School (1)
Harvard Medical School (1)
John Pepys (1)
Julius Grunow (1)
L. E. Knott Apparatus Company (1)
Leonhart Andreas Karner (1)
Murray & Heath (1)
N. James (1)
Nicolas Bion (1)
Paul Chotard (1)
Philip Beringer (1)
Pierre Le Maire II (1)
R. Winkel GmbH dba Winkel-Zeiss (1)
Robert B. Tolles (1)
Simeon Burt Wolbach (1)

Classification / Category

Sundial (12)
Microscope (11)
Mechanics demonstration apparatus (3)
Battery (2)
Microtome Knife (2)
Polarimeter (2)
Switch (2)
Watch (2)
Balance (1)
Camera Lucida (1)
Electroscope (1)
Haemacytometer (1)
Induction Coil (1)
Microscope Finder Slide (1)
Microscope Optics (1)
Microtome Accessory (1)
Papers (1)
Probator (1)

Collections

Clocks and Watches (2)
Exhibit 2005--CHSI's Putnam Gallery (1)
Tolles microscopes (1)

Date

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Abbe-type stereoscopic eyepiece for Zeiss stand 1 compound microscope

Abbe-type stereoscopic eyepiece for Zeiss stand 1 compound microscope

Carl Friedrich Zeiss
1885
Bloud-type magnetic azimuth, ivory diptych sundial

Bloud-type magnetic azimuth, ivory diptych sundial

Charles Bloud
1650-1680
Butterfield-type sundial

Butterfield-type sundial

Nicolas Bion
circa 1710
Butterfield-type sundial with case

Butterfield-type sundial with case

Pierre Le Maire II
circa 1730
camera  lucida  for Zeiss stand I laboratory compound microscope

camera lucida for Zeiss stand I laboratory compound microscope

Carl Friedrich Zeiss
1885
compass-type simple microscope

compass-type simple microscope

English
late 18th Century
compound microscope

compound microscope

Harold C. Ernst
circa 1760
condensing electroscope

condensing electroscope

American
1910-1930
Hartnack & Prazmowski New Grand Model VII compound microscope

Hartnack & Prazmowski New Grand Model VII compound microscope

E. Hartnack & A. Prazmowski
circa 1870
inclining cube sundial

inclining cube sundial

David Beringer
1777-1800
induction coil

induction coil

Harold C. Ernst
late 19th-early 20th Century
James triple-cased pocket watch with Japanese hours

James triple-cased pocket watch with Japanese hours

N. James
1700-1725
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