Herbert Hoover regrets that he will not be able to see the President before leaving for a two month stay in Europe.
Hoover-Wilson Correspondence, Hoover Institution, Hoover Institution Archives, Stanford, California
Woodrow Wilson Presidential Library & Museum
I am very sorry not to be able to see the President, but I am leaving for Europe at once and shall probably be absent for two months.
Hoover, Herbert, 1874-1964, “Herbert Hoover to Joseph Patrick Tumulty,” 1917 March 10, WWP19058, Woodrow Wilson Presidential Library & Museum, Staunton, Virginia.