Hyperbolic Match Output

Number:71a

Maker:LAFAYETTE (USA / JAPAN San - AI Group)

Model:VECTORLOG No. 99-71029

PHOTO

Scales Front: || Tr1, Tr2, P', P || Q, ST, Sr, S°, C || D, LLo3 LLo2, Llo1 || Note: LL1' is at end of C; Sr is radians; S° is in degrees.

Scales Back: || Sh1, Sh2, DF, A || B, CF, Th, CI, C || D, LL3, LL2, db || Note: db is 20 lg x

Gauge Marks: π is on C, D, CF,and DF; C and ρ^o are on Cand D; (Other variations of gauge marks may exist).

Cursor Front:

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Construction:

Date:

Source: Rod Lovett Collection

Information: Same as 99-7102 with slight variations of size of markings on some of the scales.