70 handwritten letters from Charles F. Brush, Sr. regarding various matters of a business and professional manner, including the creation, organizatio Show more70 handwritten letters from Charles F. Brush, Sr. regarding various matters of a business and professional manner, including the creation, organization, and progress of the Linde Air Products Company. Many letters also about care and maintenance of Brush properties, as well as the building of an organ for Trinity Cathedral in Cleveland, Ohio. A number of letters also refer to issues Brush brought up in regards to his fishing club. Years covered are 1902, 1903, 1905, 1906, 1907, 1908, 1909 Charles F. Brush, Sr., Papers Series 1: Correspondence Subseries 3: Business and Professional (1876-1931) Box 3 Folder 10 Show less