diff --git a/include/boost/shared_container_iterator.hpp b/include/boost/shared_container_iterator.hpp
new file mode 100644
index 0000000..cf8d736
--- /dev/null
+++ b/include/boost/shared_container_iterator.hpp
@@ -0,0 +1,58 @@
+// (C) Copyright Ronald Garcia 2002. Permission to copy, use, modify, sell and
+// distribute this software is granted provided this copyright notice appears
+// in all copies. This software is provided "as is" without express or implied
+// warranty, and with no claim as to its suitability for any purpose.
+
+
+#ifndef SHARED_CONTAINER_ITERATOR_RG08102002_HPP
+#define SHARED_CONTAINER_ITERATOR_RG08102002_HPP
+
+#include "boost/iterator_adaptors.hpp"
+#include "boost/shared_ptr.hpp"
+#include <utility>
+
+namespace boost {
+
+template <typename Container>
+struct shared_container_iterator_policies :
+  public boost::default_iterator_policies {
+  typedef boost::shared_ptr<Container> container_ref_t;
+  container_ref_t container_ref;
+  shared_container_iterator_policies(container_ref_t const& c) :
+    container_ref(c) { }
+  shared_container_iterator_policies() { }
+};
+
+
+template <typename Container>
+class shared_container_iterator_generator {
+  typedef typename Container::iterator iterator;
+  typedef shared_container_iterator_policies<Container> policy;
+public:
+  typedef boost::iterator_adaptor<iterator,policy> type;
+};
+
+template <typename Container>
+typename shared_container_iterator_generator<Container>::type
+make_shared_container_iterator(typename Container::iterator iter,
+			       boost::shared_ptr<Container> const& container) {
+  typedef typename shared_container_iterator_generator<Container>::type
+    iterator;
+  typedef shared_container_iterator_policies<Container> policy;
+  return iterator(iter,policy(container));
+}
+
+template <typename Container>
+std::pair<
+  typename shared_container_iterator_generator<Container>::type,
+  typename shared_container_iterator_generator<Container>::type>
+make_shared_container_range(boost::shared_ptr<Container> const& container) {
+  return
+    std::make_pair(
+      make_shared_container_iterator(container->begin(),container),
+      make_shared_container_iterator(container->end(),container));
+}
+
+
+} // namespace boost
+#endif  // SHARED_CONTAINER_ITERATOR_RG08102002_HPP