1. Two Twin Paradoxes

   • John S. Rigden
   • Roger H. Stuewer

   Editorial Pages: 241 - 242

2. The Drawing or Why History Is Not Mathematics

   • Jeremy Bernstein

   Original Article Pages: 243 - 261

3. Samuel Pierpont Langley and his Contributions to the Empirical Basis of Black-Body Radiation

   • Andrea Loettgers

   Original Article Pages: 262 - 280

4. A Conversation with Lee Alvin DuBridge - Part II

   • Judith R. Goodstein

   Original Article Pages: 281 - 309

5. Budapest: A Random Walk in Science and Culture

   • László Kovács Sr.

   The Physical Tourist Pages: 310 - 348

6. Book Reviews

   • various authors

   Book Reviews Pages: 349 - 355