[{'description': u'', 'reference': 'http://beeld.teylersmuseum.nl/Digital_Library/Emags/Lade_9c_31-1/index.html#/1/'}, {'description': u'', 'reference': 'http://beeld.teylersmuseum.nl/Digital_Library/Emags/Lade_9c_31-2/index.html#/1/'}, {'description': u'', 'reference': 'http://beeld.teylersmuseum.nl/Digital_Library/Emags/28c_31-1/index.html#/1'}, {'description': u'', 'reference': 'http://beeld.teylersmuseum.nl/Digital_Library/Emags/28c_31-2/index.html#/1/'}, {'description': u'', 'reference': 'http://beeld.teylersmuseum.nl/Digital_Library/Emags/28c_31-3/index.html#/1/'}, {'description': u'', 'reference': 'http://beeld.teylersmuseum.nl/Digital_Library/Emags/28c_31-4/index.html#/1/'}, {'description': u'', 'reference': 'http://beeld.teylersmuseum.nl/Digital_Library/Emags/28c_31-5/index.html#/1/'}, {'description': u'', 'reference': 'http://beeld.teylersmuseum.nl/Digital_Library/Emags/28c_31-6/index.html#/1/'}, {'description': u'', 'reference': 'http://beeld.teylersmuseum.nl/Digital_Library/Emags/28c_31-6/index.html#/1/'}]
[{'start': '1864-1873', 'end_precision': u'', 'end': u'', 'start_precision': u''}]