Design for an instrument to measure internal and external angles, for the purpose of taking architectural plans

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RIBApix ref no RIBA20056
Architect/DesignerParke, Henry (1790-1835)
Artist/PhotographerParke, Henry (1790-1835)
Subject Date1833
Image Date1833
Library ReferenceSB97/20
Colour / B&W Colour
Credit RIBA Collections

Subject tags

drawing instruments, surveying, tools