There have been a few attempts to get in touch with Bob Herpen but to no avail. Did you do any scans for this in 2008? If not, perhaps you might have better luck in 2009. I know 88 feet is deep for exploratory diving but it might be fun to get a group of divers together and give it a go. Who's in?
Here's a link to the original thread in the Forum Archive if you're interested:
http://www.winnipesaukeeforum.com/ar...mes;read=59146