Surveyor's pocket sextant.
1795-1805
The Astroglobe
1929-1939
Chemical balance
1930-1955
set of two armillary spheres and a celestial globe
1840-1890
Simple microscope by Davis of Derby
1850-1875
Brass Culpeper microscope
1750-1759
Cuff microscope by Cuff
1731-1770
Inkstand, with figure, possibly Galileo, flanked by celestial and terrestrial globes
1850-1890
Cuff microscope
1731-1770
Culpeper microscope with sliding focus and boxfoot
1801-1830
Brass Culpeper microscope with wood base
1751-1800
Museum microscope
1850-1855
Range-finder used as eyepiece on tube to take microscope objective at base
1916
Cuff microscope in pyramidal case
1751-1800
Electrostatic machine
1801-1850
Du Bois-Reymond sledge-type induction coil
1851-1900
Student microscope, English, mid 19th century
1831-1870
Halse's electro-galvanic machine
1840-1870
Boxfoot Culpeper microscope by Lincoln
1815-1825
Culpeper microscope
1771-1800
Culpeper microscope with rack focusing and boxfoot
1801-1830
Electrostatic machine
1851-1900
Microscope turntable
1851-1900
Cuff microscope with drawer in base
1720-1750
Electrostatic machine
1812
Electrostatic machine
1851-1900
Boxfoot Cuff microscope by Passemant
1731-1770
Microscope turntable, English, 19th century
1851-1900
Boxfoot microscope by D. Adams
1801-1830
Microscope with papier mache body tube
1801-1830
Culpeper-type microscope with scrolled legs and drawer for accessories in box base
1775-1800
Unsigned Culpeper microscope in pyramidal case
1771-1800
Demonstration pump
1800-1850
Demonstration microscope by Acme Optical Works
1873-1900
Cuff-type compound monocular microscope with box base
1771-1800
Culpeper microscope with sliding focus
1801-1830
Culpeper microscope with rack focusing
1801-1830
Glass sphere in vertical collar allowing rotation
1851-1900
Heating bath
1801-1850
Wall switch
1900-1910
Culpeper boxfoot microscope with inoperative rack focusing
1801-1830
Induction coil
1851-1900
Dissecting microscope by Charles Baker of London
1850-1875
Culpeper type microscope in brass
1825-1850
Glass condenser; brass collar; pump plate
1761
Compound monocular microscope
1771-1800
Culpeper microscope with boxfoot and accessory drawer
1790-1810
Simple microscope with push-screw focusing
1771-1830
Electrostatic machine
1801-1850
Electric valve holder
1880-1900