We currently have Natural History Chicago t-shirts and mugs for sale. Many of our t-shirts have images on both sides of the shirt! The images on the left show the front of the shirts. The shirts have printed on the sleeve. Shirts come in four sizes - small, medium, large, and extra-large. Please specify shirt size with your order. How might you go about paying for your items? Just follow the easy to understand steps that will be explained at a future date. In the meantime - enjoy investigating the possibilities. Mugs are at the bottom! Click Here to see detail images of the designs.