// Points from curtisc72.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/curtisc72.dat

curtisc72_points = [[1000,1],[950,15.2],[900,28],[800,52.3],[700,73.6],[600,91.5],[500,105.3],[400,114.1],[300,117.3],[200,113.6],[150,106.9],[100,96],[75,88.5],[50,78.9],[25,65.1],[12.5,55.5],[0,34.9],[12.5,19.1999],[25,14.7],[50,9.2999],[75,6.4],[100,4.3],[150,1.6],[200,0.2999],[300,0],[400,2.1],[500,5.9],[600,8.5],[700,9.1],[800,7.2],[900,4],[950,2.1]];

linear_extrude(height=20)
scale([15, 15])
translate([0,0])
scale (0.001)
polygon(points=curtisc72_points);