Roos

Plum Fantastic: 01 (Sugar Plum Ballerinas (Quality))

By Underwood, Deborah, Goldberg, Whoopi, Roos, Maryn

The Machine That Changed the World

By Womack, James P., Jones, Daniel T., Roos, Daniel

The Machine That Changed the World: Based on the Massachusetts Institute of Technology 5 Million Dollar, 5 Year Study on the Future of Technology

By Womack, James P., Jones, Daniel T., Roos, Daniel