// Points from ls417.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/ls417.dat

ls417_points = [[1000,-0.74],[975,6.04],[950,12.87],[925,19.65],[900,26.39],[875,33.13],[850,39.83],[825,46.44],[800,52.91],[775,59.13],[750,65.17],[725,70.96],[700,76.39],[675,81.44],[650,86.04],[625,90.13],[600,93.74],[575,96.74],[550,99.17],[500,102.69],[450,104.56],[400,105],[350,104.09],[300,101.69],[250,97.78],[200,92.09],[175,88.48],[150,84.13],[125,79.0899],[100,73.09],[75,65.61],[50,56],[37.5,49.74],[25,41.65],[12.5,30.69],[5,20.35],[2,13],[0,0],[2,-9.74],[5,-14.44],[12.5,-20.52],[25,-26.91],[37.5,-31.91],[50,-35.69],[75,-42.09],[100,-47],[125,-50.87],[150,-54.26],[175,-57],[200,-59.26],[250,-62.65],[300,-64.48],[350,-65.17],[400,-64.83],[450,-63.44],[500,-60.91],[550,-56.83],[575,-53.96],[600,-50.61],[625,-46.78],[650,-42.65],[675,-38.3],[700,-33.83],[725,-29.3],[750,-24.61],[775,-20.3],[800,-15.87],[825,-11.91],[850,-8.52],[875,-5.65],[900,-3.52],[925,-2.48],[950,-2.57],[975,-3.96]];

linear_extrude(height=20)
scale([15, 15])
translate([0,0])
scale (0.001)
polygon(points=ls417_points);