File:Lippisch Delta 1 3-view NACA aircraft Circular No.159.jpg

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Summary

Description	English: Lippisch Delta 1 3-view drawing from NACA aircraft Circular No.159
Date	1 March 1932
Source	https://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19930090268.pdf
Author	NACA Aircraft Circular

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