How does he meet Victor Frankenstein?

Since the question
doesn't specify which "he," I will focus on Captain , who meets Victoron an expedition
to the North Pole. He is there in the hopes of finding "a passage . . . to those countries,
to reach which at present so many months are requisite" as well as to learn the
"secret of the magnet": in other words, a scientific expedition of discovery.
(Althoughspoiler alertthe Northwest Passage does not exist. There is no easy or quick route
above North America that links the Atlantic to the Pacific, only difficult and hard-to-navigate
passages through the Canadian Arctic Archipelago.) One morning, Walton goes up on deck and sees
his men talking to someone who is, apparently, on the ice beside the ship. He sees that a
fragment of ice has drifted toward the ship during the night, and it carries one sled containing
a very sickly man and his one surviving sled dog. This stranger's body is "dreadfully
emaciated by fatigue and suffering"; in fact, Captain Walton says that he has never seen
"a man in so wretched a condition." This man is . Victor starts to narrate his story
at the beginning of Chapter 1, where he states, initially, "I am by birth a Genevese . . .
."