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PY-NPP010
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PP-1 Square Protractor

Standard flying school issue. 128mm square. 0-360 scale on out-side edge with reciprocal headings indicated adjacent. Location letters N.E., S.E., S.W., and N.W on corners. Centre drilled for location and gridded in squares of 13mm (4 nm). Supplied in self-sealing clear plastic case.
PY-NPP030
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PP-3 Round Protractor

Round 110mm diameter protractor with 0-360 scale on outside edge. Centre drilled for location and gridded in squares each of 3 nm 1:500,000 with centre horizontal 1:500,000 scale.
PY-NPP040
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PP-4 Tricolore

'Tricolore'. 223mm x 85mm. Offset compass rose enables True or Magnetic headings to be quickly and easily measured after aligning the extended centre line along proposed track. Also overprinted with Quadrantal levels, phonetic alphabet and scale for millimetres, 1:1,000,00 km & 1:500,000 nm.
PY-NPP080
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PP-8 Triangular Track Line Protractor

223mm x 115mm overall. Triangular Track Line Protractor. Designed to give True or Magnetic headings and Reciprocals from Meridians or Magnetic North pointers when hypotenuse is aligned with the desired Track. Underprinted with white border for greater definition of headings scale. Incorporates Millimetre scale to 20mm and knob for easier operation.