1. A radiation method for determining the number of genes in theX-chromosome ofDrosophila

   • D. E. Lea

   OriginalPaper Pages: 181 - 188

2. Cytological observations inCoffea. IV

   • C. A. Krug
   • A. J. T. Mendes

   OriginalPaper Pages: 189 - 203

3. The determination of position in crossing-over

   • K. Mather

   OriginalPaper Pages: 205 - 223

4. Linkage data on the Rex character in the house mouse

   • F. A. E. Crew
   • Ch. Auerbach

   OriginalPaper Pages: 225 - 227

5. An experiment on chromosome fragmentation inTradescantia by X-rays

   • A. C. Fabergé

   OriginalPaper Pages: 229 - 248

6. The inheritance of glume shape inTriticum

   • A. E. Watkins

   OriginalPaper Pages: 249 - 264

7. Gonosomic mosaicism involving a lethal

   • A. R. Sidky

   OriginalPaper Pages: 265 - 271

8. Spontaneous inverted exchange betweenX andY inDrosophila melanogaster

   • F. A. E. Crew
   • Rowena Lamy

   OriginalPaper Pages: 273 - 283

9. An inherited jaw anomaly in long-haired dachshunds

   • Hans Grüneberg
   • A. J. Lea

   OriginalPaper Pages: 285 - 296

10. A note on pituitary dwarfism in the mouse

    • G. R. de Beer
    • Hans Grüneberg

    OriginalPaper Pages: 297 - 300

11. Notes on theD-chromosome of the sweet pea

    • R. C. Punnett

    OriginalPaper Pages: 301 - 308

12. A study of chromosome catenation inOenothera hybrids

    • S. M. Sikka

    OriginalPaper Pages: 309 - 334

13. Genetic studies in poultry

    • R. C. Punnett

    OriginalPaper Pages: 335 - 342

14. The pathology of the lungs in a lethal mutation in the rat (Rattus norvegicus)

    • Stefan Engel
    • Hans Grüneberg

    OriginalPaper Pages: 343 - 349

15. The origin of iso-chromosomes

    • C. D. Darlington

    OriginalPaper Pages: 351 - 361