Check the listing for details. 1936 First Rocket Mail Flight USA to Canada Over the Niagara Falls Cinderellas. Color: Multi-Color. Listed at 68.00 USD. 1936 First Rocket Mail Flight USA to Canada Over the Niagara Falls Cinderellas US shipping is $1.25 + .25 for each added item. Order 3 or more items and shipping is Free! International Orders will be shipped by USPS First-Class Mail International. Item(s) may be opened on sides, have sealed flaps, tears, folds, scuffs or stamp damage. Normal wear to tips & edges, opening tears, creases & wrinkles are often common on older covers. Payment & ReturnsI accept payment via PayPal and most major credit cards through eBay's credit card payment gateway. All orders must be shipped to the address on file.Returns Accepted within 14 days of original purchase. Buyer pays for return shipping.FeedbackI appreciate your business and hope to serve you again. If you feel you did not receive a 5 Star experience, please contact me before leaving negative feedback. I will make every effort to ensure that you are 100% satisfied. Thank you for your business. Please visit again!