Manhattan Medicine Company
The Manhattan Medicine Company was founded by John Henry in 1877 to manufacture and sell various patent medicines to which he had acquired rights including Atwood's Quinine Tonic Bitters, Dr. Rogers' Syrup of Liverwort, Tar, and Canchalagua, Phalon's Hair Invigorator, Spaldings Cephalic Pills, and many other popular remedies of the day.