diff --git a/jngen.h b/jngen.h
index 21fb0b6..b043856 100644
--- a/jngen.h
+++ b/jngen.h
@@ -2884,70 +2884,6 @@ inline int GenericGraph::compareTo(const GenericGraph& other) const {
 
 
 
-#include <utility>
-
-namespace jngen {
-
-class VertexDescriptor {
-public:
-    int v() const { return vertex_; }
-    int vertex() const { return vertex_; }
-
-    Weight w() const { return weight_; }
-    Weight weight() const { return weight_; }
-
-    operator int() const { return v(); }
-
-private:
-    VertexDescriptor() = delete;
-
-    const int vertex_;
-    const Weight weight_;
-};
-
-JNGEN_DECLARE_SIMPLE_PRINTER(VertexDescriptor, 3) {
-    JNGEN_PRINT(t.vertex());
-
-    if (!t.weight().empty()) {
-        out << " ";
-        JNGEN_PRINT_NO_MOD(t.weight());
-    }
-}
-
-class EdgeDescriptor {
-public:
-    int u() const { return from_; }
-    int from() const { return from_; }
-
-    int v() const { return to_; }
-    int to() const { return to_; }
-
-    Weight w() const { return weight_; }
-    Weight weight() const { return weight_; }
-
-    operator int() const { return to_; }
-    operator std::pair<int, int>() const { return {from_, to_}; }
-
-private:
-    EdgeDescriptor() = delete;
-
-    const int from_;
-    const int to_;
-    const Weight weight_;
-};
-
-JNGEN_DECLARE_SIMPLE_PRINTER(EdgeDescriptor, 3) {
-    JNGEN_PRINT(t.to());
-
-    if (!t.weight().empty()) {
-        out << " ";
-        JNGEN_PRINT_NO_MOD(t.weight());
-    }
-}
-
-} // namespace jngen
-
-
 #include <algorithm>
 #include <vector>