Ad: HMC anesthetic.
This image is from Title Page in the February and October issue of Ellingwood's Therapeutist, 1908.
Also see Case Notes on Hyoscine, Morphine and Cactin—H-M-C Comp and Anesthesia in the Field.
A herbal distance course
Henriette's herbal is one of the oldest and largest herbal medicine sites on the net. It's been online since 1995, and is run by Henriette Kress, a herbalist in Helsinki, Finland.