The documents in this series include bills, correspondence with accountants, customer invoices, daily receipts, drivers’ delivery route lists, laundry tickets (used and unused), ledgers, letterhead, insurance documents, operating licenses, payroll documentation, a 1982 plaque from the State Insurance Fund commemorating over twenty-five years of business, and union correspondence and membership documents. In addition, there is a payroll register from 1961-1971 with checks labelled "Lin Hop Co.,"