1. What makes a theory physically “complete”?

   • Andrew Elby
   • Harvey R. Brown
   • Sara Foster

   OriginalPaper Pages: 971 - 985

2. Quantum mechanical interaction-free measurements

   • Avshalom C. Elitzur
   • Lev Vaidman

   OriginalPaper Pages: 987 - 997

3. Sum logics and tensor products

   • Robin L. Hudson
   • Sylvia Pulmannová

   OriginalPaper Pages: 999 - 1024

4. Energy levels of the hydrogen atom due to a generalized Dirac equation

   • Ulrich Bleyer

   OriginalPaper Pages: 1025 - 1048

5. Book review

   • Franco Selleri
   • GianCarlo Ghirardi

   BookReview Pages: 1049 - 1055

6. Book review

   • Edward M. MacKinnon

   BookReview Pages: 1057 - 1059

7. Book review

   • F. Gesztesy

   BookReview Pages: 1061 - 1063

8. Book review

   • Robert L. Devaney
   • Geoffrey Dixon

   BookReview Pages: 1065 - 1069