Observations posters & prints

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

The old observing-room, Greenwich Anonymous

Observations Upon Stilts English School

Taking Observations with a Sextant Andrew Pitcairn-Knowles

Observing with the dipleidoscope Unknown

Observing a total solar eclipse, 1851 (1857) Anonymous

Observations on the Neilgherries, Neelgiries map Anonymous

Observing a solar eclipse, 1673 Unknown

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

Commander Evans observing an Occulation of Jupiter Herbert Ponting

Paris Observatory, France, 1740 Unknown

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

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

Series of observations of the planet Saturn, 1656 Unknown

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

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

V.24 galaxy in Coma Berenices John Frederick William Herschel

Observer's Mate WA & AC Churchman

Horse sticking head out stable window Anonymous

First Navy Observation Balloon Anonymous

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

The Return of the Balloon Francois Flameng

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

Temporary observatory for pendulum observations, Sumatra unknown

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

Nidanme, Act Two Anonymous

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

Temporary observatory for pendulum observations, Sumatra unknown

'Observation post of General Mangin, 18th July 1918', Villers-Cotterets, Aisne, France Francois Flameng

Observation Car of the Coronation Anonymous

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

The Heir To The Belgian Crown, Prince Albert Of Flanders, Is Fast Developing From A Rather Shy Young Fellow Into... Anonymous

Comet of 1742 John Bevis

Girl in a Chair Hackney London 1892 Anonymous

Tornado, Narrative of a Voyage of Observation among the Colonies of Western Africa and of a campaign in Kaffir-Land in... Major C. C. Michell

Amudsen and Partner Making Observations Anonymous