Seems that Jonahton has escaped,he was held in Hyloth by Gargoyals. his house and lab have been found,as have 2 ships he used.His house is in serpanants Hold just south east of the forge, the boats:p 1 is is serpants hold docks , a book in it hold. .The ship that he made it to moonglow is at the docks, but has been sunk.
New information has been uncovered in a book in the Gargoyal city.This book is in the inn in the south west corner of the city.It gives account from an helper of Jonahtons,a"Samuel Jackson." They is rumor that another book exsists in montor, but I have not been able to find it.Also in the abyss the runes in the middle of lave pit are glowing but take you now where.They apppear to match the runes on the floor of Jonahtons lab.