**WHEN Feb 1, 1887: Ship Lost: latitude 1' S. and longitude 107' W. ?: about latitue 5' S. and longitude 105' W. Jan 5, 1888: Lifeboat found, latitude 5'3" S. and longitute 101' W. Only island in region is "Noble's Isle", visited 1891. **WHERE: Feb 1 1887, the Lady Vain was lost by collision with a derelict when about the latitude 1' S. and longitude 107' W. Feb 1, 1887: Ship Lost: latitude 1' S. and longitude 107' W. Feb 9: picked up by ship Jan 5, 1888: Lifeboat found, latitude 5'3" S. and longitute 101' W. Prendick, a private gentleman, who certainly went aboard the Lady Vain at Callao, and who had been considered drowned, was picked up in latitude 5' 3" S. and longitude 101' W. in a small open boat of which the name was illegible, but which is supposed to have belonged to the missing schooner Ipecacuanha. He gave such a strange account of himself that he was supposed demented. Subsequently he alleged that his mind was a blank from the moment of his escape from the Lady Vain. His case was discussed among psychologists at the time as a curious instance of the lapse of memory consequent upon physical and mental stress. 1891: "Noble's Isle", visited. **WHO: Edward Prendick Montgomery **WHAT: **WHY: **HOW: