Henry Howard Houston, II Papers
- Houston, Henry Howard, II, 1895-1918-Letter to Charlotte Houston-1917 September 4
- Henry is in the US and discusses his boredom and a parade he was part of before asking after the family.
- Houston, Henry Howard, II, 1895-1918-Letter to Charlotte Houston-1918 April 28
- Henry discusses a trip to the front and the trenches and then people in his unit.
- Houston, Henry Howard, II, 1895-1918-Letter to Charlotte Houston-1918 January 25
- An update on his upcoming training at Fort Sill's Aerial Observation School
- Houston, Henry Howard, II, 1895-1918-Letter to Charlotte Houston-1918 January 27
- Henry gives a brief update about Aerial Observation training
- Houston, Henry Howard, II, 1895-1918-Letter to Charlotte Houston-1918 January 28
- Henry is happy that he is able to remain in the Artillery
- Houston, Henry Howard, II, 1895-1918-Letter to Charlotte Houston-1918 June 23
- Henry describes a soiree he attended that filled him with optimism for the war and a victorious end to it, all due to the passion he experienced while listening to French singing.
- Houston, Henry Howard, II, 1895-1918-Letter to Charlotte Houston-1918 March 5
- Henry writes about his observation training and having to sketch the landscape from above, while pinpointing specific targets and describes how he was quickly able to get the hang of it.
- Houston, Henry Howard, II, 1895-1918-Letter to Charlotte Houston-1918 May
- Henry goes on a short trip to London.
- Houston, Henry Howard, II, 1895-1918-Letter to Charlotte Houston-1918 May 6
- Henry hopes to go to New York and escape the heat of GA. He also writes that he never mailed the letter he wrote to his father and asks Charlotte to pass on a message to his father.
- Houston, Henry Howard, II, 1895-1918-Letter to Charlotte Houston-November
- Henry telegraphs his regards
- Houston, Henry Howard, II, 1895-1918-Letter to Eugénie Iselin-1917 August 3
- Writing to Eugénie Iselin before he leaves from Liverpool to return to the US