BRL AL6 LogLog

Country of manufacture: England,            Date of manufacture: ____
Overall length: 29.0 cm,          Width: 3.6 cm,           Weight: 108.3 gms
Materials: All plastic simplex closed form. Tensioning screws on bottom edge.
Cursor: 4.0 X 3.5 X 0.5 cm; Metal runers enclosing plastic lens.     Hairlines: 3 on front.
Scales: 12, extensions on A, B, C, CI, D
Front: 10 in // UL, A [ B, CI, C ] D, LL
Slide Back: S, ST, T
Back: 25 cm
Gauge Marks: [ π, (7854) ]
Condition: C4 (Minimal signs of use)
Came with: Nothing