Keywords: Bodleian Libraries, Mechanical addition.jpg Game entitled Mechanical addition; Registered In Johnson copy arrows are rusty and board has tears; Mechanical addition artefact; 248 x 378 x 18 mm exhibition history Allegro identifier 20040911/10 05 58 jl object history object type Licensed-PD-Art PD-old-100 cc-by-4 0 place of creation place of discovery http //digital bodleian ox ac uk/inquire/p//cc982ae3-68b6-418d-bed5-fc2cd5b9558d Digital Bodleian Template John Johnson Mechanical addition Uploaded with GWToolset Bodleian Libraries Mechanical addition http //iiif bodleian ox ac uk/iiif/image/cc982ae3-68b6-418d-bed5-fc2cd5b9558d/full/ 1000 1000/0/default jpg Files uploaded by the Bodleian Libraries' Wikimedian In Residence Educational games Games in mathematics education Recreational mathematics Children Tables Drapery |