The firm name changes during the period covered by this volume. From the beginning of the book (December 1852) through May 1854, the name Parker, Jennison & Co. is used. From June 1854 through August 1858, the documents in this letterbook are signed Greenwood, Jennison & Co. Finally, W. Greenwood & Co., Templeton, Worcester Co., MA, appears to have begun operating in September 1858. Through it all, the company's focus remains making chairs. The principals were Walter Greenwood, and Charles Jennison.
From the description of Letter book, 1852-1860. (Winterthur Library). WorldCat record id: 122548159