diff --git a/vec.cc b/vec.cc
index fc121ce..9a38566 100644
--- a/vec.cc
+++ b/vec.cc
@@ -898,6 +898,13 @@ return -1;
 }
 
 
+template<typename T>
+NRVec<T>::NRVec(const std::list<T> l)
+{
+resize(l.size());
+int ii=0;
+for(typename std::list<T>::const_iterator i=l.begin(); i!=l.end(); ++i) (*this)[ii++] = *i;
+}
 
 
 /***************************************************************************//**
diff --git a/vec.h b/vec.h
index 4debbab..c0450da 100644
--- a/vec.h
+++ b/vec.h
@@ -21,6 +21,7 @@
 #define _LA_VEC_H_
 
 #include "la_traits.h"
+#include <list>
 
 namespace LA {
 
@@ -140,6 +141,9 @@ public:
 	//! inlined copy constructor 
 	inline NRVec(const NRVec &rhs);
 
+	//! constructor from std::list
+	NRVec(const std::list<T> l);
+
 	//! complexifying constructor 
 	NRVec(const typename LA_traits_complex<T>::NRVec_Noncomplex_type &rhs, bool imagpart=false);//construct complex from real