1. Non-orientable surfaces in orientable 3-manifolds

   • Glen E. Bredon
   • John W. Wood

   OriginalPaper Pages: 83 - 110

2. Verzweigung bei Galoiserweiterungen und Quotienten regulärer analytischer Raumkeime

   • Dieter Denneberg
   • Oswald Riemenschneider

   OriginalPaper Pages: 111 - 119

3. Duality theorems for curves overP-adic fields

   • Stephen Lichtenbaum

   OriginalPaper Pages: 120 - 136

4. A characterisation of Leech's lattice

   • J. H. Conway

   OriginalPaper Pages: 137 - 142

5. Dehn's Lemma for certain 4-manifolds

   • R. A. Norman

   OriginalPaper Pages: 143 - 147

6. Invariant rational functions and a problem of Steenrod

   • Richard G. Swan

   OriginalPaper Pages: 148 - 158

7. On the cohomology of finite 2-groups

   • D. L. Johnson

   OriginalPaper Pages: 159 - 173

8. A transfer theorem for the cohomology of a finite group

   • D. L. Johnson

   OriginalPaper Pages: 174 - 182