This is a rare U.S. Engineer Corps WW1 brass compass made by Cruchon & Emons, made in Berne Switzerland . The compass is an original piece and is in excellent condition. It is a unique and valuable addition to any militaria collection, especially for those interested in the WW1 conflict. The compass is a great representation of the period and would have been used by U.S. soldiers in the field. The compass is made in Switzerland and is a testament to the quality of craftsmanship during that time.