Assertion: cane's use | /r/HasProperty | an 75-year period
Facets:
value: to the 1950s
type: TEMPORAL
value: from the 1870s
type: TEMPORAL
Source sentences:
text: The "heyday" of bamboo fly rod production and use was an approximately 75-year period from the 1870s to the 1950s when fiberglass became the predominant material for fly rods.