// Points from marske5.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/marske5.dat

marske5_points = [[1000,0],[900,12.5],[800,24.4],[700,37],[600,52],[500,65.6],[400,77],[300,85.7],[250,89.5],[200,92.7],[150,93.2999],[100,87.7],[75,80.3],[50,69.2],[25,51.4],[12.5,38.8999],[0,0],[12.5,-8.3],[25,-11.4],[50,-15.4],[75,-18.5],[100,-21.1],[150,-25.7],[200,-29.5],[250,-32.7],[300,-35.0001],[400,-39.2],[500,-40.3],[600,-39.2],[700,-36],[800,-27.4],[900,-15]];

linear_extrude(height=20)
scale([15, 15])
translate([0,0])
scale (0.001)
polygon(points=marske5_points);