https://www.watkinsmuseum.org/]]> https://archive.org/details/piller-robert-wwii-interview]]> https://www2.ljworld.com/life-events/obituaries/2010/nov/15/robert-piller/]]> https://www.kansasmemory.org/item/211746]]> https://www.loc.gov/vets/vets-home.htm]]>