The following archives each have collections of Vida Chenoweth’s materials.
 

1. The Library of Congress, Washington, D.C.
   https://www.loc.gov/item/2011655455//
    
2. The Papua New Guinea branch of SIL https://www.silpacific.org/resources/search/publisher/18725/contributor/chenoweth-vida
    
3. The Archives of Wheaton College, Buswell Library of Special Collections, Wheaton, IL.
   https://archives.wheaton.edu/agents/people/2741