Assertion: horizon sextant | /r/CapableOf | use half-silvered horizon mirror
Facets:
Source sentences:
text: Whole-horizon sextants use a half-silvered horizon mirror to provide a full view of the horizon.
text: Whole-horizon sextants use a half-silvered horizon mirror to provide a full view of the horizon.
text: Whole-horizon sextants use a half-silvered horizon mirror to provide a full view of the horizon.
text: Whole-horizon sextants use a half-silvered horizon mirror to provide a full view of the horizon.