We will always combine shipping. If items are on sale, we will need to refund you within 24 hours. Shipping policy for domestic small items: The highest shipping plus 85 cents per lot. Larger domestic shipping items are the highest shipping plus $1.00 shipping. Large albums and heavier items vary. This item is a United States BK140b Express BC31 stamp booklet, featuring a VF (Very Fine) grade with Mint Never Hinged/MNH quality. The stamp booklet has not been certified, but is in excellent condition. It is a great addition to any stamp collector's collection and a must-have for those interested in Back of Book and United States stamps. Please note that this item is sold as-is and any questions about its condition should be directed to the seller. Thank you for considering this US BK140b Express BC31 VF NH stamp booklet from ICOLLECTZONE.