https://www.watkinsmuseum.org/]]> https://archive.org/details/visser-interview]]> https://obituaries.ljworld.com/obituaries/ljworld/obituary.aspx?n=virginia-visser&pid=184102493]]> https://www.kansasmemory.org/item/211491]]> https://www.kansasmemory.org/item/212323]]> https://www.loc.gov/vets/vets-home.htm]]>