American Thread Co. Mill No. 1

Front:
Willimantic, Conn. American Thread Co., Mill No. 2. View from Mill Railway Bridge. well 11

Back:
THE HUGH C. LEIGHTON CO., MANUFACTURERS, PORTLAND, ME. U S. A. L-1154 QUALITY POST Ho MESSAGE MAY BE WRITTEN ON THIS SIDE. and Island Possessions Cuba, Canada and For Foreign.