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 75 cents per lot. Larger domestic shipping items are the highest shipping plus $1.00 shipping. Large albums and heavier items vary. The product is a stamp from the United States, specifically from the Danish West Indies, which was a possession of the United States. The stamp is described as being used and in fine quality. It is uncertified and has a catalogue value of $145. This collectible item would be of interest to stamp collectors and history enthusiasts looking to add a piece of US possession history to their collection.