This series is divided among the following sub-series A-U : business correspondence - John Widdicomb, correspondence (John Widdicomb-Jacques Kahn, and John Widdicomb-Uptegrove & Bro.), business correspondence - Harry Widdicomb, church charities correspondence-John Widdicomb, personal correspondence-John Widdicomb., account books, audit reports, business invoices, by-laws of the John Widdicomb Co., cash book, check receipts, business transactions, cutting order records, financial statements, ledgers, minutes of the efficiency committee, time book, trial balance, maps of timber holdings, and a journal & passbooks to Stockings Second Addition-City of Grand Rapids. Arranged alphabetically and chronologically.