Moby Dick by Herman Melville Chapter 45 Page 18

The masts reeled, and the sails fell altogether, while we who were below all sprang instantly upon the deck, concluding that we had struck upon some rock; instead of this we saw the monster sailing off with the utmost gravity and solemnity. Captain D’Wolf applied immediately to the pumps to examine whether or not the vessel had received any damage from the shock, but we found that very happily it had escaped entirely uninjured.”

Now, the Captain D’Wolf here alluded to as commanding the ship in question, is a New Englander, who, after a long life of unusual adventures as a sea-captain, this day resides in the village of Dorchester near Boston.

I have the honor of being a nephew of his. I have particularly questioned him concerning this passage in Langsdorff.