HMS Sköld
... that the Swedish river monitor HMS Sköld had a combined hand and steam propulsion system designed by John Ericsson?
... that the Swedish <a href="./River_monitor" id="mwDRc" rel="mw:WikiLink" title="River monitor">river monitor</a> <b id="mwDRg"><a about="#mwt52" class="mw-redirect" data-mw='{"parts":[{"template":{"target":{"wt":"HMS","href":"./Template:HMS"},"params":{"1":{"wt":"Sköld"}},"i":0}}]}' href="./HMS_Sköld" id="mwDRk" rel="mw:WikiLink" title="HMS Sköld" typeof="mw:Transclusion">HMS<span typeof="mw:Entity"> </span><i>Sköld</i></a></b> had a combined hand and steam propulsion system designed by <a href="./John_Ericsson" id="mwDRo" rel="mw:WikiLink" title="John Ericsson">John Ericsson</a>?