Items 11-20, as follows:
11. P Healey and B J Weir, ‘Changes in the ultrastructure of chinchilla spermatozoa in different diluents,’ Journal of Reproduction and Fertility 21, pp 191-193, 1970;
12. B J Weir, ‘The management and breeding of some more hystricomorph rodents’, Laboratory Animals 4, pp 83-97, 1970;
13. B J Weir, ‘Chinchilla’, being Chapter 11 of ‘Reproduction and breeding techniques for laboratory animals’, ed. S S E Hafez, Lea & Febiger, Philadelphia, 1970 [NOT PRESENT IN FILE];
14. J P Rood and B J Weir, ‘Reproduction in female wild guinea-pigs’, Journal of Reproduction and Fertility 23, pp 393-409, 1970;
15. B J Weir, ‘Some observations on reproduction in the female green acouchi, myoprocta pratti’, Journal of Reproduction and Fertility 24, pp 193-201, 1971;
16. B J Weir, ‘Some observations on reproduction in the female agouti, dasyprocta aguti’, Journal of Reproduction and Fertility 24, pp 203-211, 1971;
17. B J Weir, ‘The plains viscacha as a laboratory animal’, Journal of Physiology 215, pp 2-4, 1971;
18. B J Weir, ‘The reproductive physiology of the plains viscacha, lagostomus maximus,’ Journal of Reproduction and Fertility 25, pp 335-363, 1971;
19. B J Weir, ‘The reproductive organs of the female plains viscacha, lagostomus maximus’, Journal of Reproduction and Fertility 25, pp 365- 373, 1971;
20. B J Weir, ‘Some notes on the reproduction of the Patagonian Mountain viscacha, Lagidium boxi (Mammalia: Rodentia)’, Journal of Zoology 164, pp 463-467, 1971.