Petersham is a locality and its consensus geometry is derived from geonames.
{"gn:population":23,"geom:latitude":48.27928,"gn:name":"Petersham","wof:name":"Petersham","counts:names_total":3,"gn:feature_code":"PPL","gn:admin3_code":"41231.0","gn:feature_class":"P","mz:is_current":-1,"wof:hierarchy":[{"continent_id":102191581,"country_id":85632785,"county_id":102049851,"localadmin_id":1108835693,"locality_id":1276682889,"region_id":85681677}],"gn:dem":448,"mz:min_zoom":11,"lbl:min_zoom":13,"geom:area":0,"gn:admin2_code":"412","gn:latitude":48.27928,"gn:asciiname":"Petersham","lbl:bbox":"13.5594,48.25928,13.5994,48.29928","counts:concordances_total":1,"gn:country_code":"AT","geom:type":"Point","wof:lastmodified":1566597741,"gn:admin1_code":"4.0","wof:belongsto":[85681677,102191581,1108835693,85632785,102049851],"wof:repo":"whosonfirst-data-admin-at","wof:country":"AT","counts:names_preferred":3,"geom:area_square_m":0,"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"AT","geom:bbox":"13.5794,48.27928,13.5794,48.27928","wof:superseded_by":[],"wof:geomhash":"c9fe8f4bcaf0892889e396df62e18fb0","wof:placetype_id":102312317,"mz:is_ceased":0,"lbl:max_zoom":18,"src:population":"geonames","wof:placetype":"locality","name:ita_x_preferred":["Petersham"],"gn:longitude":13.5794,"mz:is_deprecated":0,"gn:modification_date":"2018-07-28","geom:longitude":13.5794,"wof:population":23,"wof:id":1276682889,"wof:concordances":{"gn:id":11610605},"src:geom":"geonames","name:pol_x_preferred":["Petersham"],"gn:geonameid":11610605,"wof:tags":[],"wof:population_rank":1,"counts:names_languages":3,"wof:supersedes":[],"wof:parent_id":1108835693,"wof:placetype_names":["locality"],"mz:hierarchy_label":1,"gn:timezone":"Europe/Vienna","edtf:cessation":"uuuu","name:deu_x_preferred":["Petersham"]}