Matches in DBpedia 2016-04 for { ?s ?p <http://dbpedia.org/resource/Category:Barns_on_the_National_Register_of_Historic_Places_in_Iowa> }
- Round_Barn,_Washington_Township_(Janesville,_Iowa) subject Category:Barns_on_the_National_Register_of_Historic_Places_in_Iowa.
- Round_Barn,_Washington_Township_(Sciola,_Iowa) subject Category:Barns_on_the_National_Register_of_Historic_Places_in_Iowa.
- Secrest_Octagon_Barn subject Category:Barns_on_the_National_Register_of_Historic_Places_in_Iowa.
- Slayton_Farms-Round_Barn subject Category:Barns_on_the_National_Register_of_Historic_Places_in_Iowa.
- Spotts_Round_Barn subject Category:Barns_on_the_National_Register_of_Historic_Places_in_Iowa.
- Thomas_Johnson_Polygonal_Barn subject Category:Barns_on_the_National_Register_of_Historic_Places_in_Iowa.
- Thomas_Reburn_Polygonal_Barn subject Category:Barns_on_the_National_Register_of_Historic_Places_in_Iowa.
- Thomsen_Round_Barn subject Category:Barns_on_the_National_Register_of_Historic_Places_in_Iowa.
- Tonsfeldt_Round_Barn subject Category:Barns_on_the_National_Register_of_Historic_Places_in_Iowa.
- W.J._Buck_Polygonal_Barn subject Category:Barns_on_the_National_Register_of_Historic_Places_in_Iowa.
- Waveland_Round_Barn subject Category:Barns_on_the_National_Register_of_Historic_Places_in_Iowa.
- Wickfield_Round_Barn subject Category:Barns_on_the_National_Register_of_Historic_Places_in_Iowa.
- William_Haner_Polygonal_Barn subject Category:Barns_on_the_National_Register_of_Historic_Places_in_Iowa.
- William_Oakland_Round_Barn subject Category:Barns_on_the_National_Register_of_Historic_Places_in_Iowa.