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Microscope stand by A. Ross in case with body tube by Andrew Ross and Charles Chevalier

1840-1850

Microscope with 'Continental' fine adjustment

Simple microscope, by Ross, in case

Ivory protractor by Ross, London

1830-1859

Compound monocular microscope

1801-1837

Compound monocular microscope

1843-1850

Camera lucida of Wollaston type

1801-1830

Wollaston type camera lucida with Ross lenses

1851-1900

Wollaston-type camera lucida with Ross lenses, by Adie & Son

1835-1880

Early Achromatic microscope by James Smith

Compound and simple microscope made by Andrew Ross

1840

Kew Photoheliograph

1857

Simple landscape lens

circa 1860

Compound microscope no.650 by A. Ross of London

1850-1859

1/12 inch objective lens;Ross;English; mid 19th century

1831-1870

Microscope by A. Ross. With this are 6 objectives

1831-1859

Microscope made by Ross

1850-1859

Aquarium microscope by Andrew Ross

1839-1843

Cabinet of accessories to a number of stands

1839-1843

Compound monocular microscope

1854

Compound monocular microscope

1860-1875

Binocular microscope

1857-1869

Wollaston camera lucida with Ross modification

Ross-type camera lucida

Aquatic microscope with large glass tank plate in case (no key), probably by Smith, or Ross, with accessories

Aquatic microscope with large glass tank plate in case

Two damaged capstan head brass bolts and torn part of cardboard dark slide sheet for Kew photoheliograph designed by Warren De la Rue for the Royal Society, London, in 1857 and made by Ross, London.

Kew Photoheliograph

1857
Binocular microscope in wooden case with accessories, by Ross, London, serial no. 4966, mid 19th century, owned by Dallinger, later the first microscope purchased for the Zoology Dept. of the British Museum (Natural History)

Binocular microscope, in wooden case with accessories

1840-1859
Binocular microscope in glazed case, by Henry Crouch, serial no. 1150, English, 1850-1870

Binocular microscope in glazed case

1850-1870
Monocular microscope with binocular tube also, serial no. 1721, by Andrew Ross, London, and Sands and Hunter, 20 Cranbourn Street, London, WC, England, 1850-1875.

Monocular microscope with binocular tube also

1850-1875
Calotype camera with lens and metal focussing cover, (mahogany), c 1839-1842. Camera owned and used by William Henry Fox Talbot; made by Andrew Ross. During 1838 and 1840 Talbot purchased a number of cameras to make photogenic drawings from the London instrument maker, Andrew Ross. Equipped with simple lens there is also an inspection hole in the lens panel above the lens that was use to check that the image was centrally located on the sensitive paper and correctly focused.

Calotype camera used by William Henry Fox Talbot, c 1841

1839-1842
Objective, 1/2 inch, cuckoo, in cannister

Objective, 1/2 inch

Weather station comprising mercury barometer with sliding comparison tables, printed table, hygrometer and reservoir indicator, Andrew Ross, 2, and 21 Featherstone Buildings High Holborn, London, England, 1843-1859

Weather station comprising mercury barometer and hygrometer, 1843-1859

1843-1859
Drawing camera lucida of Wollaston-Ross pattern, signed by Dollond, English, mid 19th century

Drawing camera lucida of Wollaston-Ross pattern

1831-1870
Wollaston type camera lucida with Ross lenses, in fishskin case, English, early 19th century

Wollaston type camera lucida with Ross lenses

Camera lucida of the Wollaston type made by Pillischer, 398 Oxford Street, London, England, 1850-1870. Modified by Andrew Ross.

Camera lucida of the Wollaston type made by Pillischer

1850-1870