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  • [S1414] Freeman, Delores (Vancouver WA) letter to Druse, Joseph (East Lansing MI). 4 June 1984. Held in Personal Library of David G. Ball; North Vancouver, BC, Canada.
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  • [S1452] Legerski, Nancy, "Melvin Rupp - email 19." E-mail message from Nancy Legerski at Bismarck ND to David G. Ball. 21 July 2011.
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  • [S1460] Ball, Andrew A., "Asa Ball Descendants - email 01." E-mail message from Andrew A. Ball to Ball, David Gilman. 24 July 2011.
  • [S1463] Kraft, Bruce, "William and Ada Patterson - email 01." E-mail message from Bruce Kraft to David G. Ball. 30 July 2011.
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  • [S1471] Sanderson, Miriam, "From: Robert Lord Keyes - email 02." E-mail message from Miriam Sanderson at Sutton MA to David G. Ball. 20 July 2011.
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  • [S1502] Onthank, Ben, "William Onthank and Susannah (Sukey) Ball - email 01." E-mail message from Ben Onthank to David G. Ball. 26 August 2011.
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