Archive of Collections



Details and Image



TypeModel No.MakerCountryConstruction
Material
DateScale LengthArea of Use
Linear
30
HemmiJapan
Celluloid on Bamboo
1961 Jan10 cmBasic Calculation

Notes: "Hemmi date code LA. A tiny bamboo ruleŚwith only eight scales: A, B, C, D, CI, S, T and L."


Image 1




Image 2