Description1.(1842) Cincinnati directory pg. 239. 2. (1852) John F. Busch & Son (C. M. Busch) 17 South Sixth Street, Philadelphia, Pennsylvania. 'Established in 1852 by John F. and his son succeeded him in 1880.  Sole manufacturers of the "Indestructible Cash Book" The house does  all of the binding for the state of Pennsylvania and has a branch in Harrisburg.' Pennsylvania Historical Review: City of Philadelphia  1886, pg. 141.