BATTALION OF ENGINEERS. ORGANIZED BY ACT OF CONGRESS APPROVED JULY 28, 1866, FROM THE COMPANIES AUTHORIZED BY THE ACTS OF MAY 16, 1846, AND AUGUST 6, 1861. Sec. 7, of the Act of Mar. 2. 99. provides, "That the battalion of engineers, and the officers serving there with, shall constitute a part of the line of the Army." |