// Points from vr7b.dat in the archive: http://m-selig.ae.illinois.edu/ads/archives/coord_seligFmt.tar.gz
// Not necessarily in the same order as in: http://m-selig.ae.illinois.edu/ads/coord/vr7b.dat

vr7b_points = [[1000,5],[960,5],[935,6.2],[910,10.5],[880,16.7],[845,23.5],[810,30.1],[770,37.4],[730,44.6999],[689.9999,51.4],[650,58],[610,64.6],[569.9999,70.9999],[530,76.7],[490,81.6],[450,85.6],[409.9999,88.7],[370,90.5],[330,91.4],[290,90.9],[255,89.2],[225,86.7],[200,83.8],[180,80.8],[160,77.5],[140,73.7],[120,69.1],[101.9999,64.5],[85,59.3],[70,54.1],[60,50.25],[50,46.05],[40,41.5],[30,36.15],[20,29.8],[10,21.8],[5,16.5],[0,0],[5,-5.75],[10,-8.1],[20,-10.9],[30,-12.9],[40,-14.45],[50,-15.85],[60,-17.1],[70,-18.05],[85,-19.85],[101.9999,-21.45],[120,-22.85],[140,-24.1],[160,-25.1],[180,-26],[200,-26.6],[225,-27.3],[255,-28],[290,-28.5],[330,-28.9],[370,-29],[409.9999,-28.5],[450,-27.5],[490,-26],[530,-24],[569.9999,-22],[610,-19.9],[650,-17.9],[689.9999,-15.8001],[730,-13.8],[770,-10.75],[810,-8.45],[845,-6.4],[880,-4.25],[910,-2.35],[935,-0.6],[960,0]];

linear_extrude(height=20)
scale([15, 15])
translate([0,0])
scale (0.001)
polygon(points=vr7b_points);