Sold As 1 Each. 8 1/2' x 8 1/4'. 2 part, carbonless; White originals, Canary duplicates. Efficient way to send memos quickly. 50 memos per book. 50 Sheets. 50 sets per book. 2-part carbonless (white and canary paper sequence). 1 memo per page. SFI Certified Sourcing. Part two remains in book for records. Efficient way to send memos quickly; part two remains in book for records. Made in the USA. 8-1/2x7-1/4'.