Penn Archivists J.J. Ahern and J.M. Duffin collaborated with Geoffrey Aguirre of the Perelman School of Medicine and Geoffrey Noble, a former PSOM resident, to learn more about a group of neurological patients photographed in the Victorian era.
https://www.inquirer.com/health/muybridge-medical-history-university-pennsylvania-photos-20211108.html Philadelphia Inquirer