1. Inclusion theorems for section-bounded matrix transformations

   • Dennis C. Russell

   OriginalPaper Pages: 255 - 265

2. Sphärische Kreisebenen

   • Karl Strambach

   OriginalPaper Pages: 266 - 292

3. Congruence relations and functional completeness in universal algebras; Structure theory of hemi-primals, I.

   • Alfred L. Foster

   OriginalPaper Pages: 293 - 308

4. An example in category theory

   • Horst Herrlich

   OriginalPaper Pages: 309 - 312

5. Coglueing homotopy equivalences

   • Ronald Brown
   • Philip R. Heath

   OriginalPaper Pages: 313 - 325

6. Topologisch stetige hermitesche Formen

   • Hans Jarchow

   OriginalPaper Pages: 326 - 334