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Dental unit

1938-1950

Digital clock with decorative phenolic plastic casing

1925-1940

Photolithography Machine used in the manufacture of microchips

1975

Autoradiograph for remains of Jesse James

1996

Power supply for infrared light ring

Photo negatives showing insertion of rabbit ear chambers

1956

Autoradiograph for remains of Jesse James

1995

E.N.I.A.C on a Chip

1997

Box of "Evenwet" plastic polishing strips

1955-1970

Pennsylvania Rail-Road brochure describing Conway freight yard, on the Ohio River, near Pittsburg, c1957, the world's largest "push-button yard." 8pp.

Conway Yard

1952-1962

Dental x-ray machine, wood cabinet, metal frame, by Ritter-Biber, from Dr. Kemp and Partners, German, about 1925

Dental x-ray machine

1920-1930

Dental instrument cabinet, by the S.S. White Dental Manufacturing Co., USA, 1935-1950

Dental instrument cabinet

1935-1950

Amalgam proportioner, bakelite, by the J. Bird Moyer Co., USA, 1930-1940

Amalgam proportioner

1930-1940

Universal grinding machine used at the National Physical Laboratory, Teddington, and made by Landis Tool Co., Pennsylvania, USA, 1917. With components.

Wartime universal grinding machine

1917

Nine plates by Eadweard Muybridge from 'Animal Locomotion', 1887

Nine photographs from Animal locomotion, 1887 by Eadweard Muybridge

1887

Collotype print by Eadweard Muybridge, Plate 755, 'Pigeon Flying', from 'Animal Locomotion; an Electro-Photographic Investigation of Consecutive Phases of Animals Movements, 1872-1885', published in 1887.

Pigeon Flying by Eadweard Muybridge

1887

Collotype print by Eadweard Muybridge, Plate 567, 'Horse Walking', from 'Animal Locomotion; an Electro-Photographic Investigation of Consecutive Phases of Animals Movements, 1872-1885', published in 1887.

Horse Walking from Animal Locomotion by Eadweard Muybridge

1887

Collotype print by Eadweard Muybridge, Plate 781, 'Chickens Scared by a Torpedo', from 'Animal Locomotion; an Electro-Photographic Investigation of Consecutive Phases of Animals Movements, 1872-1885', published in 1887.

Chickens Scared by a Torpedo by Eadweard Muybridge

1887

Collotype print by Eadweard Muybridge, Plate 187, 'Woman Dancing (Fancy)', from 'Animal Locomotion; an Electro-Photographic Investigation of Consecutive Phases of Animals Movements, 1872-1885', published in 1887.

Woman Dancing (Fancy) by Eadweard Muybridge

1887

Collotype print by Eadweard Muybridge, Plate 153, showing a man jumping from a standing start, from 'Animal Locomotion; an Electro-Photographic Investigation of Consecutive Phases of Animals Movements, 1872-1885', published in 1887.

Plate 153 from Animal Locomotion by Eadweard Muybridge

1887

Collotype print by Eadweard Muybridge, Plate 13, showing a nude female walking, from 'Animal Locomotion; an Electro-Photographic Investigation of Consecutive Phases of Animals Movements, 1872-1885', published in 1887.

Print from Animal Locomotion by Eadweard Muybridge

1887

Black and white silver gelatin photograph entitled 'Carlisle Indian School, Pennsylvania, Carpentry Lesson' dated 1903. From the Impressions Gallery exhibition, 'What a Woman Can Do With a Camera' 13 July - 25 August 1984

Carlisle Indian School, Pennsylvania, Carpentry Lesson

1903

Monitoring unit of Beta Attenuation Particulate air monitor by the Research Appliance Co., Allison Park, Pennsylvania, USA, 1975-1980. A step sampling device for collecting dust particles on a strip of filter paper, with measurements made using a Beta radiation source and counter.

Beta Attenuation Particulate Monitor, 1975-1980

1975-1980

A 35mm slide taken by Tony Ray-Jones for an article about a honeymoon hotel in Pennsylvania, 'The All American Love Nest', published in the 'Sunday Times Magazine', 28 March 1971.

Honeymoon Hotel, Poconos Mountains, Pennsylvania

1971

Collotype print by Eadweard Muybridge, Plate 163, 'Long Jump from Standing Start', from 'Animal Locomotion; an Electro-Photographic Investigation of Consecutive Phases of Animals Movements, 1872-1885', published in 1887. Print shows twelve frames from the side, and twelve frames of the same movement from the front.

Long Jump from Standing start by Eadweard Muybridge

1887

Collotype print by Eadweard Muybridge, Plate 228, 'Turning and Lifting a Water Jar from the Ground', from 'Animal Locomotion; an Electro-Photographic Investigation of Consecutive Phases of Animals Movements, 1872-1885', published in 1887.

Turning and Lifting a Water Jar from the Ground by Eadweard Muybridge

1887

Collotype print by Eadweard Muybridge, Plate 728, 'Lioness Walking', from 'Animal Locomotion; an Electro-Photographic Investigation of Consecutive Phases of Animals Movements, 1872-1885', published in 1887.

Lioness Walking by Eadweard Muybridge

1887

Commemorative plate: 160th anniversary of the Running of Agenoria in England and the Stourbridge Lion in America 1829-1989. Designers Proof - from a run of a limited edition. Overall: 22 mm x 261 mm.

160th anniversary of the Running of Agenoria in England and the Stourbridge Lion in America 1829-1989 commemorative plate

1989

Black and white silver gelatin photograph entitled 'Carlisle Indian School, Pennsylvania, Working in Smithy,' dated 1903. From the Impressions Gallery exhibition, 'What a Woman Can Do With a Camera' 13 July - 25 August 1984

Carlisle Indian School, Pennsylvania, Working in Smithy

1903

A black and white silver gelatin photograph entitled "Railroad depot, Bethlehem, Pennsylvania Nov.1935" by Walker Evans in November 1935. From the Impressions Gallery exhibition "From Shore to Shining Shore", shown 25 November - 24 December 1978.

Railroad depot, Bethlehem

1935-11

A black and white silver gelatin photograph entitled "Memonite School, Hinkletown, Pennsylvania, 1942", taken by John Collier, in February 1942. From the Impressions Gallery exhibition "From Shore to Shining Shore", shown 25 November - 24 December 1978.

Memonite School, Hinkletown, Pennsylvania

1942