ONC definitions

ONC

abbreviation: Operational Navigation Chart (1:1,000,000 scale) [same scale as WAC charts]
Found on http://www.encyclo.co.uk/local/20021

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ONC

Ordinary National Certificate
Found on http://www.encyclo.co.uk/local/20795

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ONC

Open Network Computing [Sun]
Found on http://www.encyclo.co.uk/visitor-contributions.php

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