This vintage Bruning #1748 drop spring bow pen is a rare find for collectors and drafting enthusiasts alike. Made in Germany by the Charles Bruning Company Inc., this pen is a unique tool that aids in precise drafting and engineering designs. Its brand and origin make it a valuable addition to any collection of science and medicine items from 1930 to now.

The pen's intricate design and durability make it a reliable drafting tool, perfect for creating detailed and accurate drawings. Its drop spring bow feature allows for easy and comfortable use, making it a great addition to any drafting kit. This rare item is a must-have for collectors and anyone interested in the history of drafting and engineering tools.

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