Karrer Paul

Archibald Percival Wavell art post paperboard Bohmansson's test Chapman smoothness tester Chiapa control graduating spring coruh crescent pk. elephant transformer end of connecting rod heat transfer film coefficient multiple product natural fixture partial vacuums phase-plane method poison ashes semi-sheer Spirillum plicatile Sōya-kaikyō(La Perouse Strait) tole-rants