The inevitable confusion generated by much diversity and impertections in the straight-sided bottle lead to the addoption of the now famous "hobbleskirt" bottle.

The "prototype" of this bottle had a much more exaggerated.

The "hobbleskirt shape and was never put into production.

This prototype bottle lead to this design of the more streamlined contour bottle.

This bottle for Year 1915 to 1916 only.