BROOKMAN STAMP COMPANY & M JAFFE DUCK STAMPS. We are open Monday through Friday from 8:30am to 5:00pm Pacific Standard Time. Please note that the amount paid may appear on the envelope. The item "1904 United States Louisiana Purchase Postage Stamps #232-237 Mint Hinged Set" is in sale since Tuesday, May 5, 2020.This item is in the category "Stamps\United States\1901-40\ Unused". The seller is "mjaffe" and is located in Vancouver, Washington. This item can be shipped worldwide.