Excerpts of the President's News Conference
I have a telegram from Secretary Kellogg stating that Germany has accepted the multilateral treaty without condition and France has notified him that they will send a note within a few days, probably Saturday, stating her willingness to sign a treaty, which is all very encouraging progress on that important proposal.
Source: "The Talkative President: The Off-the-Record Press Conferences of Calvin Coolidge". eds. Howard H. Quint & Robert H. Ferrell. The University Massachusetts Press. 1964.
Calvin Coolidge, Excerpts of the President's News Conference Online by Gerhard Peters and John T. Woolley, The American Presidency Project https://www.presidency.ucsb.edu/node/349259