Check the listing for details. AT&T Horizon System Admin Manual. Soft cover. (X-219). Condition: Used. Listed at 19.99 USD. AT&T Horizon System Adminisistration Manual99-200-281 ISIssue 1, February 1985Published by AT&TApprox: 8 ½ x 11 inch. Soft cover.Approx 180 pages.VERY, VERY GOOD condition.No foxing.No visible dog-eared pages.No noticeable written notes inside the manual.Refer to the pictures. Shipping: Normally we use USPS First Class, USPS Ground Advantage, USPS Priority Mail, USPS Media Mail or FedEx SmartPost depending on the weight of the item.For international sales, we use the eBay International Shipping Program.If you see a sticker with letters and numbers, it refers to my inventory stock number. It can be removed. Stock number: X-219 S-2 2-0--------------------------- ---------------------------------------------- Shipping: Normally we use USPS First Class, USPS Ground Advantage, USPS Priority Mail or FedEx SmartPost depending on the weight of the item.For international sales, we use the eBay International Shipping Program. The buyer is responsible for any duty or tariffs and any shipping from the International Shipping location.If you see a sticker with letters and numbers, it refers to my inventory stock number. It can be removed.