Check the listing for details. Vintage Curtis Calculator Blue Keyboard. Condition: Used. Listed at 12.00 USD. Item description I am selling a Vintage Curtis Calculator Blue Keyboard. Measures 6 3/4” long x 1 1/4” tall. It is in very good pre-owned condition. Normal wear. As shown in photos. Please email me with any questions. Terms- Payment is due immediately. I am able to ship within 24 hours of receiving payment. All items are from a smoke free/pet free home. Please ask me any questions before you purchase. I have done my best to accurately describe all relevant details for each item, but I'm happy to provide additional information for you. I will accept returns within 30 of receiving your item. Buyer is responsible for return postage. I want you to be happy with your purchase. Please ask any questions prior to bidding! Thanks for looking! _gsrx_vers_1653 (GS 9.7.5 (1653))