Assertion: letter opener | /r/MadeOf | ivory
Facets:
value: at that time
type: TEMPORAL
value: with handles
type: OTHER
value: usually
type: TEMPORAL
value: typically
type: DEGREE
Source sentences:
text: Letter openers were typically made of silver, bronze, or ivory, with handles resembling everything from the hilts of swords to the heads of mythical beasts.
text: At that time, they were usually made of ivory and silver, which were favored by the well-to-do.