Encircled energy 1970-01-01
Helicoid 1970-01-01
Helix 1970-01-01
Hemihelix 1970-01-01
Hexafoil 1970-01-01
Hyperboloid 1970-01-01
Hyperboloid structure 1970-01-01
Intersection curve 1970-01-01
Intersection (geometry) 1970-01-01
Inverted bell 1970-01-01
Isotropic helicoid 1970-01-01
Japan Radio Company 1970-01-01
Kurt Wiesenfeld 1970-01-01
LRK 1970-01-01
British Geophysical Association 1970-01-01
Canadian Geophysical Union 1970-01-01
Environmental and Engineering Geophysical Society 1970-01-01
Equidimensional (geology) 1970-01-01
Extended hemispherical lens 1970-01-01
Femisphere 1970-01-01