552 SUBJECT INDEX
Weyl's theories, 329, 338-341
Wien regime, 376-377
Wien's guess, 376, 377
Wien's law, 365-368, 402, 406, 409
World government, 313, 314, 474
World line, 152
X-rays
discovery of, 311
sources of, 270
Zeeman effect, gyromagnetic anomaly and, 249
Zionism, 314-315, 451