Assertion: magnetism | /r/HasProperty | linked by james clerk maxwell
Facets:
value: in 1862
type: TEMPORAL
value: definitively
type: DEGREE
value: in 1861
type: TEMPORAL
Source sentences:
text: Electricity and magnetism (and light) were definitively linked by James Clerk Maxwell, in particular in his "On Physical Lines of Force" in 1861 and 1862.