The Staples Ledger Single Entry is a black ledger book with 150 pages, measuring 11 3/4 inches in length and 7 5/16 inches in width. Designed for sales order recording, this book provides a convenient and organized way to keep track of business transactions. With the Staples brand reputation for quality and reliability, this ledger book is a valuable tool for any office or business setting needing to keep detailed records of sales orders.