Hyperbolic Match Output

Number:31

Maker:FLYING FISH (China)

Model:No. 1003

PHOTO

Scales Front: || lnI_-2, lnI_-1, lnI₀, lnI₁, DF || CF, CIF, H0, H1, H'0, CI, C || D, ln₁, ln₀, ln_-1, ln_-2 || CF is folded at √ 10

Scales Back: || sho, sh₁, cu₁, cu₂, cu₃ || lq₁^-1, tg_octg_o, tg₁ctg₁, tg₂ctg₂, sin_ocos_o, srt_-1cos_-1ctg_-1, C || D, sqi₂, sq₁, th_o, ch₁ ||

Gauge Marks: π is on C, D, and DF; v and s are on CI. (Variations exist with v, v1, and s on scale C)

Cursor Front:

Cursor Back:

Construction: 25 cm.; Plastic; Cursor is not framed. Has fixed plastic end brackets.

Date: 1978

Source: ISRM

Information: