This antique surveying chain from Keuffel & Esser is a unique piece of equipment for collectors and enthusiasts. Made of steel and measuring 100 feet in length, this chain was manufactured in the United States and is a great addition to any collection of surveying equipment. Its historical value is unmatched and it's a must-have for those passionate about the field of surveying. Whether you're interested in engineering, science, or medicine, this antique surveying chain is a great way to explore the history of surveying. Its durable construction and precise measurements are a testament to the craftsmanship of Keuffel & Esser, and it's sure to be a valuable addition to your collection. Don't miss out on this opportunity to own a piece of history.