Business cards for Charles F. Brush, Analytical and Consulting Chemist, from 1870s, as well as cards of Roger Perkins and Myron T. Herrick Charles F. B Show moreBusiness cards for Charles F. Brush, Analytical and Consulting Chemist, from 1870s, as well as cards of Roger Perkins and Myron T. Herrick Charles F. Brush, Sr., Papers Series 8: Other Papers (1842-1960) Subseries 4: Miscellaneous (1842-1960) Box 28 Folder 13 Show less