mid: 424
url: http://www.engr.siu.edu/tech/rong/vrml/v8.wrl
ref_url: http://www.engr.siu.edu/tech/rong/html/gm0.htm
format: wrl 
pid: 11670
polygons: 3957
connected_components: 1
average_dihedral_angle: 0.779979
bounding_box: xmin = 0.025, ymin = 0.025, zmin = 0.025, xmax = 0.975, ymax = 0.245289, zmax = 0.404323
avg_depth: 1.498233
center: (0.500003,0.171928,0.219528)
scale: 0.584271
principle_axes: (-1.000000,-0.000001,-0.000006), (0.000006,0.023121,-0.999733), (-0.000001,0.999733,0.023121)
principle_values: (0.086576,0.010786,0.003870)