diff --git a/cps/shelf.py b/cps/shelf.py
index 6558e8d5..41d5ce1d 100644
--- a/cps/shelf.py
+++ b/cps/shelf.py
@@ -422,11 +422,14 @@ def render_show_shelf(shelf_type, shelf_id, page_no, sort_param):
     # check user is allowed to access shelf
     if shelf and check_shelf_view_permissions(shelf):
         if shelf_type == 1:
-            # order = [ub.BookShelf.order.asc()]
             if sort_param == 'pubnew':
                 change_shelf_order(shelf_id, [db.Books.pubdate.desc()])
             if sort_param == 'pubold':
                 change_shelf_order(shelf_id, [db.Books.pubdate])
+            if sort_param == 'shelfnew':
+                change_shelf_order(shelf_id, [ub.BookShelf.date_added.desc()])
+            if sort_param == 'shelfold':
+                change_shelf_order(shelf_id, [ub.BookShelf.date_added])
             if sort_param == 'abc':
                 change_shelf_order(shelf_id, [db.Books.sort])
             if sort_param == 'zyx':
@@ -453,7 +456,7 @@ def render_show_shelf(shelf_type, shelf_id, page_no, sort_param):
                                                            [ub.BookShelf.order.asc()],
                                                            True, config.config_read_column,
                                                            ub.BookShelf, ub.BookShelf.book_id == db.Books.id)
-        # delete chelf entries where book is not existent anymore, can happen if book is deleted outside calibre-web
+        # delete shelf entries where book is not existent anymore, can happen if book is deleted outside calibre-web
         wrong_entries = calibre_db.session.query(ub.BookShelf) \
             .join(db.Books, ub.BookShelf.book_id == db.Books.id, isouter=True) \
             .filter(db.Books.id == None).all()
diff --git a/cps/static/js/main.js b/cps/static/js/main.js
index 72f01867..2dbea6bc 100644
--- a/cps/static/js/main.js
+++ b/cps/static/js/main.js
@@ -612,6 +612,8 @@ $(function() {
         $("#auth_za").toggleClass("disabled");
         $("#pub_new").toggleClass("disabled");
         $("#pub_old").toggleClass("disabled");
+        $("#shelf_new").toggleClass("disabled");
+        $("#shelf_old").toggleClass("disabled");
         var alternative_text = $("#toggle_order_shelf").data('alt-text');
         $("#toggle_order_shelf").data('alt-text', $("#toggle_order_shelf").html());
         $("#toggle_order_shelf").html(alternative_text);
diff --git a/cps/templates/locales/en/translation.json b/cps/templates/locales/en/translation.json
deleted file mode 100644
index 655669ee..00000000
--- a/cps/templates/locales/en/translation.json
+++ /dev/null
@@ -1,10 +0,0 @@
-{
-  "input": {
-    "placeholder": "a placeholder"
-  },
-  "nav": {
-    "home": "Home",
-    "page1": "Page One",
-    "page2": "Page Two"
-  }
-}
\ No newline at end of file
diff --git a/cps/templates/shelf.html b/cps/templates/shelf.html
index bf0b1ab4..d0fdb399 100644
--- a/cps/templates/shelf.html
+++ b/cps/templates/shelf.html
@@ -25,6 +25,8 @@
           <a data-toggle="tooltip" title="{{_('Sort authors in reverse alphabetical order')}}" id="auth_za" class="btn btn-primary disabled" href="{{url_for('shelf.show_shelf', shelf_id=shelf.id, sort_param='authza')}}"><span class="glyphicon glyphicon-user"></span><span class="glyphicon glyphicon-sort-by-alphabet-alt"></span></a>
           <a data-toggle="tooltip" title="{{_('Sort according to publishing date, newest first')}}" id="pub_new" class="btn btn-primary disabled" href="{{url_for('shelf.show_shelf', shelf_id=shelf.id, sort_param='pubnew')}}"><span class="glyphicon glyphicon-calendar"></span><span class="glyphicon glyphicon-sort-by-order"></span></a>
           <a data-toggle="tooltip" title="{{_('Sort according to publishing date, oldest first')}}" id="pub_old" class="btn btn-primary disabled" href="{{url_for('shelf.show_shelf', shelf_id=shelf.id, sort_param='pubold')}}"><span class="glyphicon glyphicon-calendar"></span><span class="glyphicon glyphicon-sort-by-order-alt"></span></a>
+          <a data-toggle="tooltip" title="{{_('Sort according to book added to shelf, newest first')}}" id="shelf_new" class="btn btn-primary disabled" href="{{url_for('shelf.show_shelf', shelf_id=shelf.id, sort_param='shelfnew')}}"><span class="glyphicon glyphicon-list"></span><span class="glyphicon glyphicon-sort-by-order"></span></a>
+          <a data-toggle="tooltip" title="{{_('Sort according to book added to shelf, oldest first')}}" id="shelf_old" class="btn btn-primary disabled" href="{{url_for('shelf.show_shelf', shelf_id=shelf.id, sort_param='shelfold')}}"><span class="glyphicon glyphicon-list"></span><span class="glyphicon glyphicon-sort-by-order-alt"></span></a>
         </div>
       {% endif %}
     {% endif %}
diff --git a/cps/ub.py b/cps/ub.py
index e548cc12..8bc38845 100644
--- a/cps/ub.py
+++ b/cps/ub.py
@@ -311,7 +311,6 @@ class Anonymous(AnonymousUserMixin, UserBase):
         self.view_settings = data.view_settings
         self.kobo_only_shelves_sync = data.kobo_only_shelves_sync
 
-
     def role_admin(self):
         return False