diff --git a/api.ipynb b/api.ipynb
index 74a9d3f..7b8f39f 100644
--- a/api.ipynb
+++ b/api.ipynb
@@ -206,6 +206,22 @@
     "        if resource:\n",
     "            return resource['o:id']\n",
     "\n",
+    "    def get_itemset_id(self, label):\n",
+    "        '''\n",
+    "        Get the numeric identifier associated with the supplied item-set label.\n",
+    "        \n",
+    "        Parameters:\n",
+    "        * `label` - item-set label as recorded in omeka (eg: 'my collection')\n",
+    "        \n",
+    "        Returns:\n",
+    "        * numeric identifier\n",
+    "        '''\n",
+    "        resource = self.get_resource('item_sets', search=label)\n",
+    "        if resource:\n",
+    "            return resource['o:id']\n",
+    "\n",
+    "\n",
+    "\n",
     "    def filter_items(self, params, **extra_filters):\n",
     "        for filter_type in ['resource_template_id', 'resource_class_id', 'item_set_id', 'is_public']:\n",
     "            filter_value = extra_filters.get(filter_type)\n",
diff --git a/omeka_s_tools/api.py b/omeka_s_tools/api.py
index bb56cbe..c37cef7 100644
--- a/omeka_s_tools/api.py
+++ b/omeka_s_tools/api.py
@@ -168,6 +168,20 @@ def get_property_id(self, term):
         if resource:
             return resource['o:id']
 
+    def get_itemset_id(self, label):
+        '''
+        Get the numeric identifier associated with the supplied item-set label.
+        
+        Parameters:
+        * `label` - item-set label as recorded in omeka (eg: 'my collection')
+        
+        Returns:
+        * numeric identifier
+        '''
+        resource = self.get_resource('item_sets', search=label)
+        if resource:
+            return resource['o:id']
+
     def filter_items(self, params, **extra_filters):
         for filter_type in ['resource_template_id', 'resource_class_id', 'item_set_id', 'is_public']:
             filter_value = extra_filters.get(filter_type)