Below are some possible combinations/pairings. I've included a few overall shots to show what is framed and what is unframed and how they look on the wall in relation to each other's size.
These are all images from the desert in Qatar. The first image is a photogravure I made from a Google earth image of the approximate area I was photographing on the ground. The rest are images from the ground.
The last 2 super bright colored pastel pieces are large so I am thinking they won't work for this show. I just stuck them at the end. Some captions are cut off so click on the image to read full media description & dimensions.