1855-1861 Treasury Building (South Wing) Washington, DC Ammi Burnham Young & Alexander Hamilton Bowman, Architects (Alteration) E. Robinson & Co., Manufacturers
1865 Ammi B. Young, in his journal, writes that E. Robinson & Co. “are esteemed the best locksmiths in this country.”
1866 Old Naval Hospital Washington, DC Ammi Burnham Young, Architect E. Robinson & Co., Manufacturers
