Observational posters & prints

The old observing-room, Greenwich Anonymous

Commander Evans observing an Occulation of Jupiter Herbert Ponting

Observations Upon Stilts English School

Observing a solar eclipse, 1673 Unknown

Taking Observations with a Sextant Andrew Pitcairn-Knowles

Commander Evans observing an Occulation of Jupiter, Antarctica, 1910-1912 Herbert Ponting

Observing a total solar eclipse, 1851 (1857) Anonymous

Children taking meteorological observations, Shrewsbury House Open Air School, London, 1908 Unknown

First Navy Observation Balloon Anonymous

Observations on certain curious Indentations in the Old Red Sandstone of Worcestershire and Herefordshire, considered as the tracks of antediluvian... Anonymous

Paris Observatory, France, 1740 Unknown

Observations on the Neilgherries, Neelgiries map Anonymous

Temporary observatory for pendulum observations, Sumatra unknown

Plate XXXVIII from Campi Phlegraei: Observations of the Volcanoes of the two Sicilies Pietro Fabris

Observations on the Neilgherries, map of the route from Madras to Ootagamund Anonymous

Observation officer and signallers keep a sharp lookout, St Quentin, France, World War I Realistic Travels Publishers

Temporary observatory for pendulum observations, Sumatra unknown

The Forthcoming Transit of Venus: Shed at Honolulu from which the Model of Venus is Observed, and One of the... Anonymous

Model intended to show error adjustments in zodiacal light observation Charles Piazzi Smyth

Lovers observed George Morland

Observation Car of the Coronation Anonymous

I.K. Brunel and Others Observing the Great Eastern Launch Attempt Robert Howlett

V.24 galaxy in Coma Berenices John Frederick William Herschel

Observer's Mate WA & AC Churchman

Toughtful observation, 2018 Patricia Brintle

Kater's invariable pendulum and clock for gravity observations, Sumatra unknown

Henry VIII and Anne Boleyn Observed by Queen Catherine, 1870 Marcus Stone

Observer of a kite-balloon testing the telephone before ascending Anonymous

An Indian spy observes the arrival of a Spanish ship on the Mexican coast, 1579 Diego Duran

Artillery observation officer in forward post, France, World War I Realistic Travels Publishers

Animalcules observed by Anton van Leeuwenhoek, c1795 Unknown

Series of observations of the planet Saturn, 1656 Unknown

Head-and-Shoulders Portrait of Jean Marie Joseph Coutelle, Commander of the First Military Balloon Observation Unit in 1794 Anonymous

Royal Recreation Anonymous

M.57 the Ring Nebula John Frederick William Herschel

Explanation of principles of physics, 1725 Unknown