| |
|
Robert D. Richtmyer
|
131093 |
| |
|
számelmélet
|
131113 |
| |
|
spirálok
|
131114 |
| |
|
Rail transport in the Russian Far East
|
131166 |
| |
|
Gulag industry
|
131163 |
| |
|
Water Integrator - Гидравлический интегратор
|
131143 |
| |
|
torquetum
|
131176 |
| |
|
Arab inventions
|
131175 |
| |
|
Economics model
|
131133 |
| |
|
Iven C. Kincheloe Award
|
94855 |