File Letter from Fargo Engineering to Lt. J.M. Carter of the Ordnance Dept., regarding Kiel, November 1, 1919 Online In: Frank Burdette Kiel papers, 1917-1923 » Papers » July-December 1919
File Letter from "Don", November 25, 1919 Online In: Frank Burdette Kiel papers, 1917-1923 » Papers » July-December 1919
File Letter to Kiel dated November 29, 1919 Online In: Frank Burdette Kiel papers, 1917-1923 » Papers » July-December 1919
File Letter from the American Society of Civil Engineers, December 8, 1919 Online In: Frank Burdette Kiel papers, 1917-1923 » Papers » July-December 1919
File Letter to Adjutant General's Office, War Department, January 28, 1920 Online In: Frank Burdette Kiel papers, 1917-1923 » Papers » 1920-1923
File Letter from "Mac", April 14, 1922 Online In: Frank Burdette Kiel papers, 1917-1923 » Papers » 1920-1923
File Letter from "Mac", August 8, 1922 Online In: Frank Burdette Kiel papers, 1917-1923 » Papers » 1920-1923
File Letter from Glenn, April 8, 1923 Online In: Frank Burdette Kiel papers, 1917-1923 » Papers » 1920-1923