1. A simplicial 4-arrangement of 33 hyperplanes

   • G. L. Alexanderson
   • John E. Wetzel

   OriginalPaper Pages: 245 - 254

2. Hypersurface singularities, codimension two complete intersections and tangency sets

   • A. D. R. Choudary
   • A. Dimca

   OriginalPaper Pages: 255 - 260

3. Sugli insiemi di permutazioni strettamente k-transitivi (k ≥ 3)

   • Luigi Antonio Rosati

   OriginalPaper Pages: 261 - 267

4. Hyperovals with a transitive collineation group

   • Mauro Biliotti
   • Gabor Korchmaros

   OriginalPaper Pages: 269 - 281

5. A characterization of curves of cyclic order four

   • G. Spoar

   OriginalPaper Pages: 283 - 293

6. On tilings of the plane

   • Andreas W. M. Dress
   • Daniel Huson

   OriginalPaper Pages: 295 - 310

7. Near-Barbilian Planes

   • Renata Spanicciati

   OriginalPaper Pages: 311 - 318

8. On a-semiaffine planes with invisible lines

   • Albrecht Beutelspacher
   • Inge Schestag

   OriginalPaper Pages: 319 - 327

9. 2-Type surfaces in S ³

   • Manuel Barros
   • Oscar J. Garay

   OriginalPaper Pages: 329 - 336

10. Degenerate submanifolds in Semi-Riemannian geometry

    • Demir N. Kupeli

    OriginalPaper Pages: 337 - 361

11. Zerlegung von Dreiecken in Dreiecke mit Nebenbedingung

    • A. Florian
    • W. M. Schmidt

    OriginalPaper Pages: 363 - 369

12. Publisher's notice

    Announcement Pages: 370 - 370