Assertion: hooker telescope | /r/HasProperty | equipped with special attachment
Facets:
value: in 1919
type: TEMPORAL
Source sentences:
text: In 1919 the Hooker telescope was equipped with a special attachment, a 6-meter optical astronomical interferometer developed by Albert A. Michelson, much larger than the one he had used to measure Jupiter's satellites.
text: In 1919 the 100 inch Hooker telescope was equipped with a special attachment, a 20-foot optical astronomical interferometer developed by Albert A. Michelson and Francis G. Pease.