The work you may be interested in could be available through ArtsyHome.com, or through various galleries and exhibitions, or directly from the artist. There are no prices listed for individual pieces because it depends on where they are.
All of the unusual little dwellings can be purchased through ArtsyHome. Some of the figurative works are also handled through ArtsyHome and are identified when you click on them. To buy, simply go to artsyhome.com, search Joe Rohrman or the title of the piece, and follow their purchase procedure. You can get there quickly by clicking on their graphic logo/link located next to the art.
For all other works, contact the artist for details and pricing.
Total purchase price includes shipping/handling, insurance, and Indiana state sales tax (if applicable).