Box D-2-1
Contains 496 Results:
Letter to H. H. Laughlin from Sam W. Hoke, Hoke Incorporated, with enclosures about Hoke-Phoenix Regulator for Hydrogen Sulphide, Hoke Ammonia Valves, Needle-Valves, Regulators and Valvo-Gages-Micrometric Controls, 1933 December 13.
Includes replies from patent-holders with genealogical information about their families.
Letter to H. H. Laughlin from Howard W. Blakeslee, The Associated Press, 1934 February 5.
Includes replies from patent-holders with genealogical information about their families.
Letter to H. H. Laughlin from H. O. Boehne, Inc., 1929 February 16.
Much of the content of letters is regarding procurement of magnets.
Letter to Thomas and Skinner Steel Products Co. from H. H. Laughlin, 1929 February 18.
Much of the content of letters is regarding procurement of magnets.
Letter to H. H. Laughlin from Nilsson Electrical Laboratory, 1929 February 25.
Much of the content of letters is regarding procurement of magnets.
Letter to H. H. Laughlin from H. Boker and Co., Inc., 1929 February 27.
Much of the content of letters is regarding procurement of magnets.
Letter to G. H. Cannon, University of London, from H. H. Laughlin, 1929 March 5.
Requesting reprint of paper "The Nature of the Centrosomal Force."
Letter to Frank R. Lillie from H. H. Laughlin, 1929 March 6.
Requesting copies of papers in which "parallelism between mechanic and chemical forces on the one hand and cell division on the other" are discussed.
Letter to H. H. Laughlin from Ralph S. Lillie, 1929 April 4.
Much of the content of letters is regarding procurement of magnets.
Letter to President, Carnegie Institution, Washington, from Dorothy Gardiner, with a note saying the accompany correspondence is forwarded to Dr. Laughlin, 1935 June 26.
Has in her posession a series of letters written by Sir Francis Galton to her father. Top of letter marked "Copy."