Transparency, 15"x12", Orion Constellation

Astronomy

1931

Pocket terrestrial globe - 1-inch diameter

Astronomy

Stand for scale used in Foucault's Gyroscope Demonstration

Astronomy

Microscope, part of Foucault's Gyroscope Demonstration apparatus

Astronomy

Objective lens in brass cell of 3 3/4-inch diameter and 50-inch focal length

Astronomy

1850-1900

Speculum Mirror (dia. 5 3/4-inch) for Gregorian telescope in wooden box

Astronomy

1750-1850

Modified Maksutov reflecting telescope

Astronomy

1960

Spectracon image tube by Instrument Technology Ltd.

Astronomy

1980-1984

One of eleven photographs

Astronomy

1883

Lunar longitude calculator

Astronomy

1880-1885

Foucault pendulum explanatory exhibit.

Astronomy

1972

Pamphlet by William Herschel;instructions for the use of his Newtonian reflecting telescope

Astronomy

1783-1785

Drawing of Lord Rosse's machine

Astronomy

1915

Photograph of a spectroscope

Astronomy

1876

Photograph of an objective prism of Merz

Astronomy

1876

X-Y Plate measuring machine by Carl Zeiss

Astronomy

1960-1965

Camera lucida with two neutral-density filters by Moreau

Astronomy

1850-1900

Atls circular slide rule by Gilson Slide Rule Company

Astronomy

Case for the first Gregorian reflecting telescope

Astronomy

1740-1744

Copernican armillary sphere

Astronomy

1807-1846

Stand associated with the reflecting telescope

Astronomy

1850-1852

Stand associated with the reflecting telescope

Astronomy

1850-1852

English horary quadrant, 1650-1725

Astronomy

1650-1725

Box containing 10 light filters

Astronomy

1900-1939

Lid, for box containing Herschel's concave enamel mirror

Astronomy

1780-1820

Brass component from "Twin Equatorial" Telescope

Astronomy

1885

Thorp replica gratings on glass

Astronomy

1907-05

One of two cases for three prism spectroscope made by Troughton and Simms

Astronomy

1867

Glass wedge mirror aluminised on the hypotenuse surface

Astronomy

1960-1970

Orrery planetary model with gearwork and scale

Astronomy

1781-1789

Circular mirror, 4-inch diameter

Astronomy

1960-1970

30-mm diameter, low expansion glass mirror

Astronomy

1960-1970

15-mm diameter, low expansion glass mirror

Astronomy

1960-1970

25-mm diameter, low expansion glass mirror

Astronomy

1960-1970

Speculum Metal Mirror, 1840-60

Astronomy

1840-1860

Wooden stand for gyroscopic top

Astronomy

1880-1883

Accessories for Ramsden astronomical equatorial instrument

Astronomy

1770-1780

Case for Hadley type brass framed sextant

Astronomy

c. 1772

Dynamameter eyepiece micrometer

Astronomy

1820-1830

Case for refracting telescope by George Adams

Astronomy

1770-1796

Three eyepieces and two filters for refracting telescope

Astronomy

1851-1900

Mahogany case for split-lens eyepiece micrometer

Astronomy

1820-1830

Gyroscopic top

Astronomy

1880-1883

Celestial globe, on later plain oak stand

Astronomy

1816-1820

3" Gregorian reflecting telescope, by W and S. Jones

Astronomy

1800-1810

Photoheliograph of the Sun

Astronomy

1861

Transparency, 14"x17", Great Nebula in Andromeda (central portion) M.31. R.A.S. No. J.63

Astronomy

1934

Large Diffraction Astronomical Spectroscope to Thorp's design with two prism

Astronomy

1910-1920

Portable transit instrument of 2½-inch aperture and 24-inch focal length

Astronomy

1840-1860

Wooden support from English horary quadrant (Sutton type)

Astronomy

1658