Miller, Scotland County, Missouri, USA ⇓
They were living only a house away from their son William's family.
1 Source ⇓
|1860 • German chemist Albert Niemann makes a detailed analysis of the coca leaf, isolating and purifying the alkaloid which he calls cocaine.Niemann, Albert (1860). On a New Organic Base in the Coca Leaves ("Über eine neue organische Base in den Cocablättern", published version of Ph.D. dissertation).|