This pocket transit compass from D.W. Brunton's WM. Ainsworth & Sons is a must-have for collectors and enthusiasts of surveying equipment. Made in the United States, this compass is a reliable and accurate tool for measuring angles and distances. Its sleek design and compact size make it easy to carry and use on the go.

The compass is ideal for those interested in science and medicine, as well as engineering and surveying. Its manufacturer, D.W. Brunton's WM. Ainsworth & Sons, is a trusted name in the industry. This item falls under the categories of Collectibles and Science & Medicine (1930-Now). Don't miss out on the opportunity to add this unique and useful compass to your collection.