mid: 1577
url: http://world.std.com/~mharter/streetcar/files/type5.wrl
ref_url: http://world.std.com/~mharter/streetcar/trains.htm
format: wrl 
pid: 10191
polygons: 9918
connected_components: 254
average_dihedral_angle: 1.38457
bounding_box: xmin = 0.025, ymin = 0.025, zmin = 0.025, xmax = 0.209825, ymax = 0.339825, zmax = 0.975
avg_depth: 2.631867
center: (0.116565,0.152825,0.505621)
scale: 0.517280
principle_axes: (-0.007358,0.000011,0.999973), (0.999933,-0.008939,0.007358), (0.008939,0.999960,0.000055)
principle_values: (0.070031,0.004998,0.004155)