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Polygraph, United Kingdom, 1960-1970

Polygraph, United Kingdom, 1960-1970

1960-1970
Mackenzie's ink polygraph, by S. Shaw, England, 1905-1915

Mackenzie's ink polygraph, by S. Shaw, England, 1905-1915

1905-1915
Mackenzie-Lewis polygraph, London, England, 1919-1926

Mackenzie-Lewis polygraph, London, England, 1919-1926

1919-1926
Polygraph, miniature, with accessories

Polygraph, miniature, with accessories

1900-1939
Mackenzie's ink polygraph, by S. Shaw, England, 1905-1915

Mackenzie's ink polygraph, by S. Shaw, England, 1905-1915

1905-1915
Brunel's multiple writing machine No.554 patented 1799

Brunel's multiple writing machine No.554 patented 1799

1799
James Mackenzie’s first polygraph, United Kingdom, 1906-1910

James Mackenzie’s first polygraph, United Kingdom, 1906-1910

1906-1910
8 channel polygraph, model 7D, with accessories including connectors, electrodes, charts and consent forms used in psychophysiology, guided imaging and aversion therapy work at Warley Hospital, made by Grass Instruments, Quincy, Mass., USA 1970-85.

8 channel polygraph

1970-1985
Gibson polygraph in wooden case by Hawksley and Sons

Gibson polygraph in wooden case by Hawksley and Sons