Proved posters & prints

A return from a march or a false alarm in a country village Anonymous

A Dose of Knockout Drops Proved the Turning Point in Her Life Illustration in Police Gazette Anonymous

A Return from a March or a False Alarm in a Country Village Anonymous

Faraday's Experiment Proves that a Single Metal Can Provide an Electric Current Anonymous

The Accident Near Nagpur on the Great Indian Peninsula Railway: The Wreck of the Leading Engine is Shown Lying Upon... Anonymous

Approved Tito Conti

Do Spirits Return? Houdini says No - and Proves It Anonymous

Trial proof sheet of The Golden Legend William Morris

Daniel proving Susanna's Innocence Francois Pascal Simon Baron Gerard

The Celebrated American Improved Velocipede Illustration Anonymous

The Pain Proof Man Poster Anonymous

Al Conde Palatino Francisco de Goya

Noah's Ark Improved Anonymous

Proof of The Nightmare Henry Fuseli

Improved machine for sampling sea-water at depth Francis Marcet

Improved Cottage Dwellings for the Labouring Classes Anonymous

Mann's Patent Improved Plow Engraving Anonymous

Meeting of the Improved Order of Old Friends, in Finsbury-Square. Anonymous

Noah's Ark improved, or an attempt to land in the teeth of the wind William Holland

Caricature of Cromwell Mortimer Rigou

Thomas Edison's improved form of JW Trowbridge's electric dynamometer, 1879 Unknown

Marriage a la Mode; plate III Bernard Baron

The Improved Entrance to Scotland Yard, 1824 T. Chawner

Thomas Alva Edison, American inventor, sitting beside his improved machine Anonymous

Reynolds's Improved Patent Safety Cab, 1846 Anonymous

Experiments with Improved Military Bridges at St. Mary's Creek Near Gillingham Anonymous

Bomb-proof restaurant on the Petersburg line, USA Anonymous

The Southampton and Isle of Wight Improved Steam-Boat Company's Packet Lord of the Isles. Anonymous

The death of Admiral Lord Nelson Arthur William Devis

The Aeriel Ship, or Munchausen Improved! Anonymous

Improved Map of India published in London 1820 English School

Albert Einstein, German-Swiss mathematician and theoretical physicist Anonymous

Bell's improved reaping machine by Crosskill, c1840s. Joseph Wilson Lowry

Improved electrical machine at Teyler's Museum Izaac Jansz de Wit

Norton's improved automatic machinery for making tin cans, c.1901 American School

Garrett's Improved Thrashing Machihe, Section, the Great Exhibition, Agricultural Implements Anonymous