diff --git a/data/ontologies/digital-heraldry-ontology-representation.ttl b/data/ontologies/digital-heraldry-ontology-representation.ttl
index c5debc556ea3a50e1fc154c203b364fd6bc88025..61b2d403be9fe4bc1e9704e9b3f9699fb58b82a2 100644
--- a/data/ontologies/digital-heraldry-ontology-representation.ttl
+++ b/data/ontologies/digital-heraldry-ontology-representation.ttl
@@ -4,6 +4,7 @@
 @prefix xml: <http://www.w3.org/XML/1998/namespace> .
 @prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
 @prefix dhoh: <http://digitalheraldry.org/digital-heraldry-ontology/heraldry#> .
+@prefix dhoo: <http://digitalheraldry.org/digital-heraldry-ontology/object#> .
 @prefix dhor: <http://digitalheraldry.org/digital-heraldry-ontology/representation#> .
 @prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
 @prefix vann: <http://purl.org/vocab/vann/> .
@@ -75,8 +76,8 @@ dhor:crestPresent rdf:type owl:ObjectProperty ;
 
 ###  http://digitalheraldry.org/digital-heraldry-ontology/representation#depictedOn
 dhor:depictedOn rdf:type owl:ObjectProperty ;
-                rdfs:range <http://digitalheraldry.org/digital-heraldry-ontology/object#Object> ;
-                rdfs:comment "Indicates the object an iconographic representation is depicted on"@en ;
+                rdfs:range dhoo:Object ;
+                rdfs:comment "Indicates the object, on which an iconographic representation is depicted"@en ;
                 rdfs:label "depictedOn"@en .
 
 
@@ -126,6 +127,14 @@ dhor:helmetPresent rdf:type owl:ObjectProperty ;
                    rdfs:label "helmetPresent"@en .
 
 
+###  http://digitalheraldry.org/digital-heraldry-ontology/representation#locatedOnFolio
+dhor:locatedOnFolio rdf:type owl:ObjectProperty ;
+                    rdfs:domain dhor:CoatOfArmsRepresentation ;
+                    rdfs:range dhoo:ManuscriptFolio ;
+                    rdfs:comment "Indicates the manuscript folio on which a coat of arms representation is to be found"@en ;
+                    rdfs:label "locatedOnFolio"@en .
+
+
 ###  http://digitalheraldry.org/digital-heraldry-ontology/representation#mantlingPresent
 dhor:mantlingPresent rdf:type owl:ObjectProperty ;
                      rdfs:subPropertyOf dhor:hasTimbreAttribute ;
@@ -136,7 +145,7 @@ dhor:mantlingPresent rdf:type owl:ObjectProperty ;
 ###  http://digitalheraldry.org/digital-heraldry-ontology/representation#partOfObject
 dhor:partOfObject rdf:type owl:ObjectProperty ;
                   rdfs:domain dhor:CoatOfArmsRepresentation ;
-                  rdfs:range <http://digitalheraldry.org/digital-heraldry-ontology/object#Object> ;
+                  rdfs:range dhoo:Object ;
                   rdfs:comment "Shortcut property to query which object a certain representation of a coat of arms is part of."@en ;
                   rdfs:label "partOfObject"@en .
 
@@ -206,9 +215,15 @@ dhoh:CoatOfArms rdf:type owl:Class ;
                 rdfs:label "CoatOfArms"@en .
 
 
+###  http://digitalheraldry.org/digital-heraldry-ontology/object#ManuscriptFolio
+dhoo:ManuscriptFolio rdf:type owl:Class ;
+                     rdfs:subClassOf dhoo:Object ;
+                     rdfs:label "ManuscriptFolio"@en .
+
+
 ###  http://digitalheraldry.org/digital-heraldry-ontology/object#Object
-<http://digitalheraldry.org/digital-heraldry-ontology/object#Object> rdf:type owl:Class ;
-                                                                     rdfs:label "Object"@en .
+dhoo:Object rdf:type owl:Class ;
+            rdfs:label "Object"@en .
 
 
 ###  http://digitalheraldry.org/digital-heraldry-ontology/representation#Banner
@@ -249,7 +264,8 @@ dhor:CoatOfArmsTextualRepresentation rdf:type owl:Class ;
 
 ###  http://digitalheraldry.org/digital-heraldry-ontology/representation#CoatOfArmsVisualRepresentation
 dhor:CoatOfArmsVisualRepresentation rdf:type owl:Class ;
-                                    rdfs:subClassOf dhor:CoatOfArmsRepresentation ;
+                                    rdfs:subClassOf dhor:CoatOfArmsRepresentation ,
+                                                    dhor:IconographicRepresentation ;
                                     rdfs:comment "A coat of arms in a source represented as an image."@en ;
                                     rdfs:label "CoatOfArmsVisualRepresentation"@en .
 
@@ -266,6 +282,12 @@ dhor:IconographicRepresentation rdf:type owl:Class ;
                                 rdfs:label "IconographicRepresentation"@en .
 
 
+###  http://digitalheraldry.org/digital-heraldry-ontology/representation#IconographicRepresentationFragment
+dhor:IconographicRepresentationFragment rdf:type owl:Class ;
+                                        rdfs:subClassOf dhor:IconographicRepresentation ;
+                                        rdfs:label "IconographicRepresentationFragment"@en .
+
+
 ###  http://digitalheraldry.org/digital-heraldry-ontology/representation#ModeOfCoatOfArmsRepresentation
 dhor:ModeOfCoatOfArmsRepresentation rdf:type owl:Class ;
                                     rdfs:comment "Differentiates how a coat of arms is visually represented."@en ;