It says;
Louis Heinemann & Sons.
STRUCTURAL STEEL AND ORNAMENTAL IRON WORKS
TELEPHONE LAKE VIEW 969 1801-1807 BELMONT AVENUE CHICAGO, August 26 th 1916
Mr Frank Schoenfeld Archt
5 North Karlov Ave
City
Dear Sir :
We propose to furnish deliver and erect the
Iron Work for your 3 Flat Building to be erected
at 562 Roscoe Street according to your plans for the
Sum of $ 636.= Six Hundred Thirty Six Dollars .
Very Truly Yours
Louis Heinemann & Sons
By __________________