Pickett & Eckel Model No. 1 Deci-Point

Country of manufacture: USA,            Date of manufacture: ___
Overall length: 30.9 cm,          Width: 5.2 cm,           Weight: 161.5 gms
Materials: magnesium stators and slide, aluminum end braces, adjustable
Cursor: 3.2 X 6.2 X 0.8 cms; aluminum runners, plastic lens, adjustable; lines = single line, front and back
Scales: 19
Front: ∛, ∛, ∛, L [ T<45°, T>45°, ST, S, CI, C ] D, √, √
Back: Digits, C' [ D', T', T', ST', S', DN ] RN-DZ/DZ-RN, 2√ digits, 3√ digits
Gauge Marks: [ π, /, // ]
Condition: C2-C3 (Mint to very minimal signs of use)
Came with: plastic sheath embossed 'Pickett & Eckel, Inc.", split on one side