Six identical wooden sectors

Made:: 1839-1865 in London

maker:: Holtzapffel and Company

Six identical wooden sectors, radius 4 1/2 inches, stamped "Holtzapffel & Co 64 Charing Cross", B4355

Wooden sector, radius 4 1/2 inches

Details

Category:: Mathematics

Collection:: Sir Henry Wellcome's Museum Collection

Object Number:: 1989-647

Materials:: boxwood

type:: proportion drawing instruments and sectors

credit:: On loan from the Wellcome Trust

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