U. S. Army Line of Sight Indicator C-544-2, I Fighter Command, Mitchell Field, NY

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Country of manufacture: USA,            Date of manufacture: est. 1942-1946
Diameter: 22.0 cm,      Weight: 73.5 gms
Materials: plastic
Cursors: One on front side only.
Scales: 5, specialized
Front: 35% Line of Sight Scale D, Line of Sight Scale C, Antenna Height Scale B, Plane Height Scale A (the red scale A is actually underneath the inner disk!) [ Scale A Plane Height, Instructions ]
Back: blank
Condition: C7 (Prior owner has cut out two rectangular sections of inner disk above the instructions. Not sure what the purpose of that might have been. Does not impact operation.)
Came with: nothing

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