This preparation was listed for sale in the 1896 Morrison & Plummer catalog. They listed the Proprietors as: Gross & Delbridge. At some point either they sold out or they became known as the Columbia Perfume Co., of Pittsburgh.
View Label Although I believe that these labels are authentic, I think there's a very good chance that some unscrupulous individual slapped them on these bottles. One of the bottles I had had some ground marks on it - really inconsistent with a perfect label. Also, these guys look like they were irradiated to get the darker amethyst color. It's really unfortunate that there are people out there doing this kind of stuff.