The Lehman Chapter of Sigma Xi was established on May 2nd 1975. The official plague reads as follows:

To whom it may concern be it hereby known that a Charter for the establishment of a Chapter of Sigma Xi the scientific research society of North America to be known as the Herbert H. Lehman College Chapter is hereby granted to the following persons as Charter Members and Charter Associate Members, conveying to them and to their duly elected successors all the privileges and responsibilities conferred by the Constitution of this Society.

Charter Members: Gily Bard, Reuben Baumgarten, Emilia Bel serene, Thomas Borgese, James Bowman, Jean Bresnahan, John Clay, Rita D'Angelo, Charles Engelke, Louis Feigenbaum, Vincent Fisichelli, Edward Gavurin, Hyman Guthwin, Eli Hannes, Gilbert Harris, Howard Irwin, Sheila Jacobs, Thomas Jensen, Helen Johnston, Robert Jones, Janet Keithly, Moshe Levison, Brenda Moffitt, Dorothy Murgatroyd, Daniel Murphy, Dorothy Naiman, Glen Nygreen Virginia Sexton, Frederick Shaw, Arthur Sweeny Jr., Gloria Toralballa, Particia Tueting, Jack Valdovinos, Juan Villa, Ruth Walker, Susan Wallace, Frederick Young.

Charter Associate Memebers: Julius Golubow, Marc Lazarus, Robert Melamede, lexander Pavlista, Linda Sicko, Roy Wesley

In Witness Whereof, the signatures of the President and the Executive Director, together with the Seal of the Society, are hereunto affixed on this the Second day of May, in the Year of our Lord Nineteen Hundred and Seventy-five.

Frederick E. Terman - President
Thomas T. Hulme - Executive Director