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Johann Alexander Herschel
page 4
Showing 145 to 192 of 1000
Two triangular prisms mounted with string and sealing wax on a pinewood baseboard
unknown
Red glass
unknown
Pill box and antimonium tart
unknown
Two large double squares of glass
unknown
Study of folded hands
Margaret Louisa Herschel
Triangular prism
unknown
A homemade exposure meter
unknown
Gregorian secondary mirror
William Herschel
Nine lenses of various sizes in a box
Unknown
Study of the folds of a lady's skirt
Margaret Louisa Herschel
Two pieces of glass sealed together with wax in a bag
unknown
Pill box containing two prisms and red coloured crystals
unknown
Bell machine
Alexander Herschel
Finder telescope (or finderscope) for a larger telescope
unknown
Spectroscope
Alexander Stewart Herschel
Refractor telescope
J.H. Steward
Portrait of an unknown sitter
James Rannie Swinton
Weight
unknown
Metal ingots
unknown
Solder
unknown
Five sheets of mica in a bag
unknown
Box which contains prisms and coloured glass
unknown
Slide
unknown
Metal gauze
unknown
Slides
unknown
Crystal
unknown
7-foot Newtonian (reflector) telescope
William Herschel
Five double plates of square glass of various sizes
unknown
Pill box containing eight chalky plaster like crystals
unknown
Glass tube
unknown
Telescope Part
unknown
Thread and box
unknown
A young Italian peasant girl
Matilda Rose Herschel
Organ pipe pieces
unknown
Slough; view of the 40ft reflector dismantled
John Frederick William Herschel
Specimen Plate
C. R. Bone
Glass slide
Unknown
Telescope part
unknown
Beaumontia
Matilda Rose Herschel
Perpetual calendar
unknown
Gregorian secondary mirror
William Herschel
Gregorian secondary mirror
William Herschel
7-foot Newtonian (reflector) telescope, eyepiece detail
William Herschel
7-foot Newtonian (reflector) telescope, detail
William Herschel
Horsehair wrapped around cardboard
unknown
Glass thread
unknown
Funnel
unknown
Microscope slides
unknown
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