1. A Helly-Type Theorem for Intersections of Compact Connected Sets in the Plane

   • Marilyn Breen

   OriginalPaper Pages: 111 - 117

2. Partitions of Three-Dimensional Pappian Projective Spaces by Ovoidal Quadrics

   • Günter Heimbeck

   OriginalPaper Pages: 119 - 127

3. Homogeneity for Surfaces in Four-Dimensional Vector Space Geometry

   • Rolf Walter

   OriginalPaper Pages: 129 - 178

4. Some New Transversality Properties

   • Branko Grünbaum
   • G. C. Shephard

   OriginalPaper Pages: 179 - 208

5. Tensor Fields of Type (0, 2) on the Tangent Bundle of a Riemannian Manifold

   • Maria del Carmen Calvo
   • Guillermo G. R. Keilhauer

   OriginalPaper Pages: 209 - 219