Lawrence Flashrule 6-0p

Country of manufacture: USA,            Date of manufacture: >= 1946
Overall length: 16.2 cm,          Width: 2.9 cm,           Weight: 20.1 gms
Materials: all wood;        Cursor: 2.3 X 3.0 X 0.5 cm, metal frame holding plastic lens
Scales: 9, specialized
Front: Tungsten Film Speed ASA: Tungsten Type Color Film, Black and White Film [ Shutter Speed: Time to 1/50, 1/100-125, 1/200-250, 1/400-500, 1/1000, feet ] f-stop
Back: Instructions
Condition: C5 (Normal signs of use)
Came with: Nothing