Grant application, correspondence and related papers concerning research project 'Stochastic models in medicine and biology' (GM 10452) headed by Samuel Karlin as principal investigator (Bodmer as co-investigator). The application papers include proposals, award notifications and statements, individuals' CV's and details of expenditure. File also contains a draft, offprint and peer review of Samuel Karlin and James McGregor, 'Rates and Probabilities of Fixation for Two Locus Random Mating Finitie Populations without Selection', Genetics, Vol. 58, 141-159 (Jan 1968).