While browsing the internet. I found a working Tandy 200 for $100 Buy It Now price.
Just sharing the info in case anyone is looking for one. http://www.ebay.com/itm/Tandy-200-Portable-Computer-1985-1-STILL-WORKS-/252113256506?hash=item3ab31f003a:g:DvMAAOSw3ydVwWoA
