Whampoa anchorage
... that a supercargo on an East Indiaman could take a sloop from Whampoa anchorage to Jack-ass Point at the Thirteen Factories?
... that a <a href="./Supercargo" id="mwBQ8" rel="mw:WikiLink" title="Supercargo">supercargo</a> on an <a href="./East_Indiaman" id="mwBRA" rel="mw:WikiLink" title="East Indiaman">East Indiaman</a> could take a <a href="./Sloop" id="mwBRE" rel="mw:WikiLink" title="Sloop">sloop</a> from <b id="mwBRI"><a class="mw-redirect" href="./Whampoa_anchorage" id="mwBRM" rel="mw:WikiLink" title="Whampoa anchorage">Whampoa anchorage</a></b> to Jack-ass Point at the <a href="./Thirteen_Factories" id="mwBRQ" rel="mw:WikiLink" title="Thirteen Factories">Thirteen Factories</a>?