Early (ABM) Rock Springs Bottling Works, Black River Falls, WIS.
Here is a nice aqua, early machine made, Rock Springs, Bottling, Works, Capacity, 7 1/2 Fluid OZ., Black River Falls, WIS. crown top soda. The glass maker is A.B.Co. with 16 1 embossed on the heel. The embossing also has, "Capacity" instead of contents, and the bottle has 7.5 instead of 7 OZ. like it's brother made by ROOT. This bottle dates to c.1916.