Hyperbolic Match Output

Number:51

Maker:JIANG (China)

Model:No. 6171 PAT 129 Jiangshi Type B. Designed by Jiang Dequ 1940

PHOTO

Scales Front:||LL1, CU, (T)&(T) || B,S&S,SH,CI,C || D, LL2, LL3

Scales Back:||LL1, L, CT || B, CS, TH, C || D, LL2, LL3 ||

Gauge Marks: The marks p , and ' and " are on scales C and D.

Cursor Front:

Cursor Back:

Construction: 25 cm.; Photo plastic face on wood; Cursor is framed. Is not duplex; no scales or cursor on back side.

Date:

Source: Collection of Akatsuki Leung

Information: Note: There are a number of various gauge marks, scale markings, and auxillary small scales used to calculate hyperbolic functions and other unknown values. See 40.