The mixing and placement of amalgam.
Glenner
R A
RA
D003723:Dental Amalgam / Q000266:history*; D003762:Dental Instruments / Q000266:history; D003793:Dental Restoration, Permanent / Q000266:history* / Q000295:instrumentation / Q000379:methods; D049671:History, 18th Century; D049673:History, 20th Century; D014481:United States
D003723:Dental Amalgam