Items used by Louis Pasteur, 19th Century.
1861-1870
Compound monocular drum microscope by Trecourt and Georges Oberhaeuser
1825-1850
Compound monocular microscope
1825-1850
Compound monocular microscope with single lens carried on separate pillar
1863-1880
Compound monocular microscope by Sidle and Poalk
1871-1900
Monocular microscope serial No.186772 by Spencer
1933-1937
Botanic microscope (for dissection) in wooden case
1871-1890
Compound monocular microscope by Moreau of Paris
1831-1870
Dissecting microscope by Charles Baker
1901-1930
Folding hand microscope
1880-1910
Toy microscope in case, French, late 19th century
1875-1900
Monocular microscope with horizontal eyepiece
1790-1810
Large toy microscope
1851-1900
Drum microscope
1871-1900
Student microscope with drum base
1831-1870
Patented microscope in case
1901-1930
Demonstration microscope by E. Leitz
1881-1900
Demonstration microscope by Acme Optical Works
1873-1900
Binocular microscopes by E. Leitz of Wetzlar
1932-1938
Student microscope by Charles Chevalier
1834-1860
Student microscope by Nachet and Son
1875-1900
Boxfoot Cuff microscope by Passemant
1731-1770
Apparatus to inspect electrical wiring as it heats up
1880-1900
Small microscope
Dissecting microscope in case by Carl Zeiss
1860-1900
Dissecting microscope by E. Leitz of Wetzlar
1871-1900
Polarization microscope
1880-1900
Trichina microscope
1871-1900
Student microscope
1831-1870
Small dissecting microscope
1871-1900
Micrometer microscope
1840-1870
Greenough binocular stero microscope by R. & J. Beck Ltd.
1945-1955
Botanic microscope in maroon leather case
1840-1860
Student microscope of unusual pattern
1851-1875
Compound monocular microscope
1840-1860
Large monocular compound microscope by C.D. Ahrens
1850-1900
Simple hand microscope by M. Pillischer
1850-1875
Student microscope, French, late 19th century
1871-1900
French horizontal microscope
Compound monocular microscope
1871-1900
Simple monocular microscope using mahogany case as foot
1850-1900
Compound monocular microscope
Unsigned student microscope
1871-1900
Toy microscope, French, circa 1870
1861-1880
Botanic microscope, French, 1821-1850
1821-1850
Boxfoot microscope of mixed construction
1771-1831
Compound monocular microscope
1875-1900
Compound microscope
1871-1900