Experimental daguerreotype
1842
Portable chemical balance
circa 1855
Compound microscope in mahogany case
1839-1845
Microphotograph "Photograph from life of J. B. Dancer"
1855-1857
Four microphotographs by JB Dancer
1860; 1860
Portable Balance
1850-1860
Gould microscope with boxfoot
1830-1850
Cuff type microscope
1870-1890
Stereoscopic camera (J.B.Dancer's Stereoscopic camera)
1856
J.B. Dancer Microphotographs
1860
Plate holder and Shutter
1856
Refracting Telescope
1855-1865
Four and a half inch refracting telescope made by J.B Dancer
circa 1860
Dancer Hydrometer
1855-1865
Gyroscope, made by J. B. Dancer
1855-1865
Rule used by James Joule
circa 1858
Refracting Telescope
1855-1865
Ruler
1860-1880
Dancer Ruler
1860-1870
Spectacles Made By J.B. Dancer
1860
Microphotograph, made by Dancer
1860
Compound Microscope
1855
Aneroid barometer
1860
Dumpy level
circa 1850
Rolling parallel rule, made by John Benjamin Dancer
circa 1860
Microscope slide cabinet
circa 1860
Binocular Compound Microscope
1861
Dancer Protractor
1860
Compound Microscope
1850-1855
Forty-four microphotographs by J. B. Dancer
1860
Compound Microscope
1860-1865
Microtome by J.B. Dancer
1860-1865
Six microphotographs by J. B. Dancer
1860
Half-plate camera
circa 1860
Binocular Microscope by J.B. Dancer
1861
J.B. Dancer_x000D_ _x000D_ Micrograph View
circa 1862
Surveying Compass
1845-1855
J. B. Dancer
1835-1878
Stereoscope, made by J. B. Dancer (brasswork) and Louden (optics) to Brewster's design
circa 1853; 1853
Portrait Lens
1860-1870
Projector Lens
1860-1870
Framed daguerreotype of a painting of a battle
circa 1842
Telescope Accessories
1855-1865
Dumpy Level
1870-1880
Binocular microscope by Lancaster and Son of Birmingham
1851-1875
Compound monocular microscope by Amadio
1850-1860
Portable microscope
1860-1870
Student microscope by J.B. Dancer
1858-1865
Student microscope in case
1875-1900
Portable microscope
1860-1865