tag:blogger.com,1999:blog-9185899036941198756.post2468250894252958642..comments2024-03-24T15:23:47.503-05:00Comments on Joe Herring Jr.: Searching for Charles Schreiner's TunnelJoe Herringhttp://www.blogger.com/profile/05415079505193654859noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-9185899036941198756.post-21929400134195880832010-11-08T08:04:50.554-06:002010-11-08T08:04:50.554-06:00I wonder if you could contact a local college/univ...I wonder if you could contact a local college/university to see if they have a sonar system used in geology/archaeology for finding geological formations. Perhaps they could use it to find a tunnel?Anonymousnoreply@blogger.com