This subsidiary ledger covers the period March 1908-July 1916. It consists of stock and bond accounts. The front cover is stamped "Investment Ledger No. 9 Thomas A. Edison" and is labeled "Ledger No 9 Personal Investment Ledger Mar 1st 1908-July 31st 1916." Another label bears the following inscription: "Investment Ledger No 9 Entries carried from Ledger No 7 to this Ledger & from this book to small loose leaved Investment Ledger." The pages are unnumbered. Approximately 50 pages have been used.