Typed and handwritten draft, notes, research materials, and newspaper clippings relating to chapter 19 of the biography of Charles F. Brush, Sr., writ Show moreTyped and handwritten draft, notes, research materials, and newspaper clippings relating to chapter 19 of the biography of Charles F. Brush, Sr., written by Margaret Richardson, regarding his achievements in the fields of electrical science and gravitation, and related awards and memberships he earned for his achievements Charles F. Brush, Sr., Papers Series 11: Margaret Richardson's Biography of Charles F. Brush (1948-1954) Subseries 1: Chapters Box 34 Folder 1 Show less