Stadia Match Output

Number:18

Maker:Aristo 958 Geodat 360o
PHOTO

Length: 25 cm

Gauge Marks: π p" p'

Scales Front: T ST DF = CF CIF CI C = D P S

Scales Back: 1-cos 1-cos A = B 1/tan(a/2) sin.cos cos2 = D L K

Info: Rod Lovett Collection