Peter Peterson, brother of Lewis Peterson, encloses a check for James Curtis Booth (1810-1888) to pay for the water-sample analysis Booth completed.

Lewis Peterson responding to his October 6th letter to James Curtis Booth (1810-1888), granting Booth permission to publish his analysis of Peterson's water sample.

Lewis Peterson requests an analyses of water and salt samples from James Curtis Booth (1810-1888).

Thank-you letter from First Lady Eleanor Roosevelt to Betz Laboratories for fabricating water identical to that found in London, which was then delivered to the White House and used for the tea served to the King and…

Letter from First Lady Eleanor Roosevelt to Edwin M. Ross in which Roosevelt accepts Ross's offer to analyze and duplicate London city water which would be used to serve tea to the King and Queen of England.

Telegram from Henrietta Nesbitt (1874-1963), White House cook and housekeeper, to W.H. and L.D. Betz asking for an additional twenty gallons of the specially fabricated London city water to be delivered to the White…

Letter from Malvina C. Thompson (secretary to First Lady Eleanor Roosevelt) to Edwin M. Ross instructing him that the samples of water fabricated by Betz Laboratories to duplicate London City water has arrived. Mrs.…