1. Perturbation theorems for periodic surfaces II

   • Stephen P. Diliberto

   OriginalPaper Pages: 111 - 161

2. Invarianten bei der Transformation der Divergenz

   • Joseph Weier

   OriginalPaper Pages: 162 - 174

3. Boolean Geometry II

   • Leonard M. Blumenthal
   • Christiaan J. Penning

   OriginalPaper Pages: 175 - 192

4. On certain monotone functions and products of independent functions

   • Philip Hartman

   OriginalPaper Pages: 193 - 211

5. A transformation theory for weight functions

   • George A. Craft

   OriginalPaper Pages: 212 - 228

6. Sur la somme des chiffres de nombres premiers

   • W. Sierpiński

   OriginalPaper Pages: 229 - 232