Physical description
Printed document titled: Models of Simple Steam Engines by
T. Jones, M. I. Mech. E. and T. Gilbert Jones, M. Sc., Wh. Sc.
Includes descriptions of models. Four pages
Printed document titled: Models of Simple Steam Engines by
T. Jones, M. I. Mech. E. and T. Gilbert Jones, M. Sc., Wh. Sc.
Includes descriptions of models. Four pages