Thanks for you help in advance
This looks like one of those attachments for a cutting torch they used to make long straight cuts on flat steel and some used them on large pipe. Don't remember the proper name but trolley seems like a could be the name.
You could be right OG. I know I have seen one before but can not for the life of me remember what exactly it is.
There was a post about 4-6 months (could be a year or two time flies)
here it is found it in a search just a few months ago in June
http://www.papawswrench.com/vboard/index.php?topic=22333.msg127911#msg127911 (http://www.papawswrench.com/vboard/index.php?topic=22333.msg127911#msg127911)
Thank you all very much, what a wealth of knowledge you are!