1. Herr Professor Dr. Bojan Lazarov Petkantschin

   Announcement Pages: I - I

2. Sylow-like theorems in geometry and algebra

   • Thomas Q. Sibley

   OriginalPaper Pages: 1 - 11

3. Laguerre and Minkowski planes with neighbor relation

   • Dirk Keppens

   OriginalPaper Pages: 12 - 27

4. Theorems on strong constructibility with a compass alone

   • Arnon Avron

   OriginalPaper Pages: 28 - 35

5. Element neighbourhoods in twofold triple systems

   • Charles J. Colbourn
   • Alexander Rosa

   OriginalPaper Pages: 36 - 41

6. On locally finite alternative division rings with valuation

   • Hendrik Van Maldeghem

   OriginalPaper Pages: 42 - 48

7. Projective planes of prime order p that admit collineation groups of order p²

   • Norman L. Johnson

   OriginalPaper Pages: 49 - 68

8. Generalized handles in graphs and connected sums of manifolds

   • Alberto Cavicchioli

   OriginalPaper Pages: 69 - 84

9. On finite {1,2,3}-semiaffine planes

   • Pia Maria Lo Re
   • Domenico Olanda

   OriginalPaper Pages: 85 - 102