Sharp, Harry2007-06-182007-06-181909Sharp, Harry. "The Indiana Plan." Proceedings of the Annual Congress of the National Prison Association (1909): 36-48.https://hdl.handle.net/1805/1057en-USInvoluntary sterilizationOperations, SurgicalNational Prison Association of the United StatesCriminalsSurgical Procedures, OperativeVas DeferensVasectomyArticleSterilization of Mentally Disabled Persons 11.3; 9.5.3Behavioral Genetics 15.6Negative Eugenics 15.5