People John Spangler Nicholas peoplepill id: john-spangler-nicholasJSN 1 views today 2 views this week1895-1963 , embryologistJohn Spangler NicholasBiographyListsAlso ViewedThe basicsQuick FactsIntro1895-1963 , embryologistwasEmbryologistWork fieldBiologyBirth1895Death1963Age68 yearsListsJohn Spangler Nicholas is in following listsBy field of workNotable biologistsBorn in:Years 1850 to 1899By work and/or countryNotable EmbryologistsBorn in:Years 1850 to 1899 comments so far.CommentsJohn Spangler Nicholas
