Graphic Firing Tables 155mm Howitzer w/M64 charge system (set of two rules)

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Country of manufacture: USA            Date of manufacture: 1960
Overall length: 38.2 cm,          Width: 6.5 cm,           Weight: 165.9 gms
Materials: scales printed onto a painted wooden base
Cursor: 9.9 X 8.4 X 0.9 cms; wooden runners riveted to plastic lens; lines = single line, front and back
Scales: numerous, specialized
Front:
Back:
Condition: C7-C8 (damaged; cursor broken at upper outer rivets, both sides);      Note: These are not slide rules, but nomographs.
Came with: Olive Drab Carrying Case, M86

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        Front of rule                                                                                            Back of rule
 

 

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