The Vintage KEUFFEL & ESSER Co Field Book 360A Engineering Surveying is a rare find for collectors of drafting tools and engineering memorabilia. Made by the renowned KEUFFEL & ESSER brand in the United States, this field book captures the essence of precision and accuracy in engineering surveying practices from a bygone era. With its detailed measurements and calculations, this vintage piece offers a glimpse into the history and craftsmanship of engineering surveying tools. Ideal for those interested in the evolution of engineering techniques, this field book is a valuable addition to any collection.