FGR4 / AVIATION INTELLIGENCEEDITORIAL ARCHIVE

THE BRIEFING ROOM / FGR4 Intel

FGR4 INTELTHE DISPATCH.

Aircraft notes, airfield design, release briefings and the thinking behind the artwork. Filed from the FGR4 hangar.

Conceptual aircraft component drawing comparing a solid visible outline, dashed hidden line and long-short centre line LEAD / 001
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03 Nov 2026 · FGR4 Aviation

What Do Hidden Lines Mean on an Aircraft Drawing?

Learn what hidden lines mean on an aircraft drawing, how to distinguish them from centre lines and when another view gives a clearer answer.

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INTEL / ARCHIVE

Technical artwork

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