Armsby (historical) is a locality and its consensus geometry is derived from geonames.
{"gn:population":0,"geom:latitude":42.47363,"gn:name":"Armsby (historical)","wof:name":"Armsby (historical)","counts:names_total":0,"gn:feature_code":"PPLQ","gn:admin3_code":"33864.0","gn:feature_class":"P","mz:is_current":0,"wof:hierarchy":[{"continent_id":102191575,"country_id":85633793,"county_id":102081661,"localadmin_id":404499093,"locality_id":1310131785,"region_id":85688697}],"date:cessation_outer_end":1536364799,"gn:dem":276,"gn:elevation":"277.0","date:cessation_inner_end":1536364799,"geom:area":0,"gn:admin2_code":"111.0","gn:latitude":42.47363,"gn:asciiname":"Armsby (historical)","counts:concordances_total":1,"gn:country_code":"US","geom:type":"Point","wof:lastmodified":1536958642,"gn:admin1_code":"IL","wof:belongsto":[85688697,102191575,404499093,85633793,102081661],"wof:repo":"whosonfirst-data-admin-us","wof:country":"US","counts:names_preferred":0,"geom:area_square_m":0,"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"US","geom:bbox":"-88.41121,42.47363,-88.41121,42.47363","wof:superseded_by":[],"wof:geomhash":"b6ab1769078d21aff6fb68ea2593ec71","wof:placetype_id":102312317,"mz:is_ceased":1,"wof:placetype":"locality","gn:longitude":-88.41121,"mz:is_deprecated":0,"date:cessation_inner_start":1536278400,"gn:modification_date":"2017-05-23","geom:longitude":-88.41121,"wof:id":1310131785,"wof:concordances":{"gn:id":4883583},"date:cessation_outer_start":1536278400,"src:geom":"geonames","gn:geonameid":4883583,"wof:tags":[],"counts:names_languages":0,"wof:supersedes":[],"wof:parent_id":404499093,"wof:placetype_names":["locality"],"mz:hierarchy_label":1,"gn:timezone":"America/Chicago","edtf:cessation":"2018-09-07"}