1. Relation between classical and quantum mechanics

   • Emile Grgin
   • Aage Petersen

   OriginalPaper Pages: 325 - 337

2. Covariant derivation of the electromagnetic boundary conditions in General Relativity

   • D. Rawson-Harris

   OriginalPaper Pages: 339 - 346

3. The Rainich conditions for neutrino fields

   • C. D. Collinson
   • R. Shaw

   OriginalPaper Pages: 347 - 357

4. Generalized relativistic Fock space

   • Egon Marx

   OriginalPaper Pages: 359 - 363

5. Gravitationally stabilized nucleons in the theory of the generalized gravitational potential

   • Norman H. Cherry

   OriginalPaper Pages: 365 - 368

6. Plane frame functions and pure states in Hilbert space

   • S. Gudder

   OriginalPaper Pages: 369 - 375

7. Signals from the future

   • A. Peres
   • L. S. Schulman

   OriginalPaper Pages: 377 - 382

8. The principle of reciprocity

   • Irshadullah Khan

   OriginalPaper Pages: 383 - 397

9. Covariant wave functions with invariant helicity for massless particles

   • M. T. Simon
   • M. Seetharaman
   • P. M. Mathews

   OriginalPaper Pages: 399 - 406

10. Static solutions of the Brans-Dicke equations

    • H. A. Buchdahl

    OriginalPaper Pages: 407 - 412