William M. Ritchey

URI: https://gptkb.org/entity/William_M._Ritchey

GPTKB entity

Predicate	Object
gptkbp:instanceOf	gptkb:person
gptkbp:birthYear	1874
gptkbp:collaboratedWith	gptkb:George_Willis_Ritchey
gptkbp:deathYear	1964
gptkbp:field	gptkb:optics gptkb:telescope_design
gptkbp:knownFor	gptkb:Ritchey–Chrétien_telescope
gptkbp:nationality	gptkb:American
gptkbp:occupation	gptkb:astronomer
gptkbp:bfsParent	gptkb:Jennifer_Holt
gptkbp:bfsLayer	6
https://www.w3.org/2000/01/rdf-schema#label	William M. Ritchey