Samuel Engel
... that the theories of Swiss geographer Samuel Engel about an ice-free region near the North Pole led to a British expedition towards the North Pole in 1773?
... that the theories of Swiss geographer <b id="mwARQ"><a href="./Samuel_Engel" id="mwARU" rel="mw:WikiLink" title="Samuel Engel">Samuel Engel</a></b> about an ice-free region near the North Pole led to <a href="./1773_Phipps_expedition_towards_the_North_Pole" id="mwARY" rel="mw:WikiLink" title="1773 Phipps expedition towards the North Pole">a British expedition towards the North Pole in 1773</a>?