John F. Steward

URI: https://gptkb.org/entity/John_F._Steward

GPTKB entity

Predicate	Object
gptkbp:instanceOf	gptkb:person
gptkbp:birthYear	1841
gptkbp:deathYear	1920
gptkbp:employer	gptkb:Union_Switch_and_Signal_Company
gptkbp:nationality	gptkb:American
gptkbp:notableFor	work on railroad signaling
gptkbp:occupation	gptkb:engineer gptkb:inventor
gptkbp:bfsParent	gptkb:Powell_Expedition_of_1871–1872 gptkb:Powell_Geographic_Expedition_of_1871–1872
gptkbp:bfsLayer	7
https://www.w3.org/2000/01/rdf-schema#label	John F. Steward