The experimental formation of heteroploid plants in the genussolanum G. A. Jorgensen OriginalPaper Pages: 133 - 210
A drosophila mosaic, probably due to dispermic fertilisation Gert Bonnier OriginalPaper Pages: 257 - 260
Colour inheritance in sheep III. Face and leg colour J. A. Fraser Roberts OriginalPaper Pages: 261 - 268