mid: 507
url: http://homepage.mac.com/woodland/archives/mugObj.zip
ref_url: http://www1.udn.ne.jp/~woodland/landscape/model/
format: obj 
pid: 25024
polygons: 6656
connected_components: 34
average_dihedral_angle: 0.205034
bounding_box: xmin = 0.025, ymin = 0.025, zmin = 0.025, xmax = 0.975, ymax = 0.695043, zmax = 0.677239
avg_depth: 1.625585
center: (0.392592,0.315778,0.351001)
scale: 0.742635
principle_axes: (-0.993826,-0.110913,0.002745), (0.110913,-0.993830,-0.000314), (-0.002763,0.000007,-0.999996)
principle_values: (0.059216,0.044567,0.039530)