A Neglected Branch Of The Business. - The Waldo Self-Acting Acid Feeder. - The Swinging Acid Bottle. - English Acid Feeder. - Illner's Patent Acid Feeder. - German Acid and Salt Solution Feeder.

A Neglected Branch Of The Business

No doubt our readers will bear us out in the remark that no part of any apparatus has so long lain dormant and needed improvement as the system of feeding acid to the carbonate chamber. We append the best improvements we have ever seen, and hope the illustrations may be of value.