http://AATesaurus.cultura.gencat.cat/aat/getty_enhttp://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31352538surveying instruments http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31352538 equipment for engineering and building trades BT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31352538 surveying RT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31352538 engineering RT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31352538 surveyors RT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31352538 theodolites NT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31352538 transits NT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31352538 temporary alphabetical list: surveying instruments NT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31352538 circumferentors NT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31352538 surveyors' compasses NT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31352538 equipment, surveying UF http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31352538 instruments, surveying UF http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31352538 surveying equipment UF http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31352538 surveying instrument UF http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31352538 surveying tools UF http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31352538 surveying tools and equipment UF http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31352538 tools, surveying UF