This set of drafting tool instruments from Feranco Construction Co. is a rare find for collectors of science and medicine memorabilia. The box includes various instruments that were commonly used in the 1950s for engineering and drafting purposes. The brand is highly sought after by collectors and enthusiasts alike, and the set was manufactured in the United States, adding to its value.

In addition to the instruments, the box also includes extras such as pencils, erasers, and rulers. All pieces are in great shape and have been well-preserved over the years. This set is perfect for anyone interested in vintage drafting tools or the history of engineering and science.