<http://caligraph.org/resource/Groton_Leatherboard_Company>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Historic_district_in_Middlesex_County,_Massachusetts> .
<http://caligraph.org/resource/Groton_Leatherboard_Company>	<http://caligraph.org/ontology/yearOfConstruction>	"1916" .
<http://caligraph.org/resource/Groton_Leatherboard_Company>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Buildings_and_structures_in_Groton,_Massachusetts> .
<http://caligraph.org/resource/Groton_Leatherboard_Company>	<http://www.w3.org/2002/07/owl#sameAs>	<http://dbpedia.org/resource/Groton_Leatherboard_Company> .
<http://caligraph.org/resource/Groton_Leatherboard_Company>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Historic_districts_in_Middlesex_County,_Massachusetts> .
<http://caligraph.org/resource/Groton_Leatherboard_Company>	<http://caligraph.org/ontology/nrhpReferenceNumber>	"02000378" .
<http://caligraph.org/resource/Groton_Leatherboard_Company>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Industrial_buildings_and_structures_on_the_National_Register_of_Historic_Places_in_Massachusetts> .
<http://caligraph.org/resource/Groton_Leatherboard_Company>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#NamedIndividual> .
<http://caligraph.org/resource/Groton_Leatherboard_Company>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Building_or_structure_in_Groton,_Massachusetts> .
<http://caligraph.org/resource/Groton_Leatherboard_Company>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Historic_districts_on_the_National_Register_of_Historic_Places_in_Massachusetts> .
<http://caligraph.org/resource/Groton_Leatherboard_Company>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Industrial_building_or_structure_on_the_National_Register_of_Historic_Places_in_Massachusetts> .
<http://caligraph.org/resource/Groton_Leatherboard_Company>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Historic_district_on_the_National_Register_of_Historic_Places_in_Massachusetts> .
<http://caligraph.org/resource/Groton_Leatherboard_Company>	<http://www.w3.org/2000/01/rdf-schema#label>	"Groton Leatherboard Company" .
<http://caligraph.org/resource/Groton_Leatherboard_Company>	<http://caligraph.org/ontology/architect>	<http://caligraph.org/resource/I_W_Jones_Eng\u0027r.> .
<http://caligraph.org/resource/Groton_Leatherboard_Company>	<http://www.w3.org/2004/02/skos/core#prefLabel>	"Groton Leatherboard Company" .
<http://caligraph.org/resource/Groton_Leatherboard_Company>	<http://www.w3.org/2004/02/skos/core#altLabel>	"former E.H. Sampson Leather Board Mill" .
<http://caligraph.org/resource/Groton_Leatherboard_Company>	<http://caligraph.org/ontology/location>	<http://caligraph.org/resource/Groton,_Massachusetts> .