BRL? Paper Calculations Slide Rule

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Country of manufacture: England,            Date of manufacture: >= 1965
Overall length: 30.3 cm,          Width: 5.3 cm,           Weight: 136.1 gms
Materials: All plastic (PVC)
Cursor: 3.5 X 5.0 X 0.4 cms; all plastic; lines = single line front only
Scales: 7, specialized
Front: 11 in // C (Superficial Area in Square Inches), A (Length in Inches) [ B (Breadth in Inches), D (Weight in Pounds) ] Various conversons, E (43 arious Paper Sizes)
Back: Instructions for use, X (Number of Reams), Y (Paper Weight in Pounds)
Gauge Marks: [      ]
Condition: C4 (Minimal signs of use)
Came with: Original blue cardboard case

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