Hemmi 64 Rietz

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Country of manufacture: Japan,            Date of manufacture: Apriil, 1955,      Date Code: FD
Overall length: 29.5 cm,          Width: 4.0 cm,           Weight: 112.2 gms
Materials: Celluloid lamimate over bamboo
Cursor: 3.6 X 3.9 X 0.5 cms; metal framed glass lens; lines = three
Scales: 12, extensions on A, B, C, D
Front: 27 cms // K, A [ B, CI, C ] D, L || 10 inches
Slide Back:       [ S, S&T, T ]
Gauge Marks: [π, C, ρ'', ρ', C1, ρ_,,, S, M ]
Back: Conversion Factors, mathematical constants, gauge points for various conversions or mensuration formulae, weight of metals
Condition: C5 (Signs of normal use)
Came with Original brown leather case, stitchiing mostly missing along sides

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