No Stamp box.  The jail is made of stone with a rounded roof.  "Set on a bluff overlooking the Missouri River, Arrow Rock, Missouri, (population 75) was named for the flint that Native Americans took from the bluff to make arrowheads. Lewis and Clark noted the bluff on their journey, and it was a prominent landmark for many travelers passing westward on the Santa Fe Trail."
Combined shipping:  Will deduct 30 cents per order by refund or invoice for 2 or more postcard orders .