[[image:Waller.jpg|thumb|150px|left|A.D. Waller with his famous bulldog Jimmy]]'''1887''' British physiologist Augustus D. Waller of St Mary's Medical School, London publishes the first human electrocardiogram. It is recorded with a capilliary electrometer from Thomas Goswell, a technician in the laboratory. <cite>Waller</cite>
'''1889''' Dutch physiologist Willem Einthoven sees Waller demonstrate his technique at the First International Congress of Physiologists in Bale. Waller often demonstrated by using his dog "Jimmy" who would patiently stand with paws in glass jars of saline.
#Wiggers Wiggers CJ, Wegria R. ''Ventricular fibrillation due to single localized induction in condenser shock supplied during the vulnerable phase of ventricular systole.'' Am J Physiol 1939;128:500