The Spirule Company - Spirule

Country of manufacture: USA,            Date of manufacture: >= 1951
Overall length: 29.3 cm,          Height: 12.1 cm,           Weight: 34.4 gms
Materials: all plastic
Cursor: not applicable
Scales: specialized
Front:
Gauge Marks: [      ]
Condition: C5 (Signs of normal usage) plus some discoloration
Came with: Original paper sleeve