This 1998 First Day Cover set of 5 stamps features the work of renowned artist Alexander Calder and is post office sealed. The set includes the Scott# 3198-3202 stamps, each with a $5 denomination and originating from the United States. The set is graded as ungraded and is used, making it a great addition to any stamp collection. The cancellation type is First Day of Issue, adding to the uniqueness of the set. The set is uncertified, but its authenticity can be verified through examination of the post office seal. This set falls under the categories of 1991-2000, FDCs (1951-Now), Covers, United States, and Stamps.