How it Works The Locomotive, 1968

How it Works The Locomotive, 1968 was the 5th title in the How-it-Works series, 654.  It was written by the mysterious David Carey and illustrated with typical precision by B H Robinson.

This copy:

Matt boards.  Name to front free endpaper.  This copy is in very good condition inside and out.  This copy dates from the 1970s and has the original price of 15p on the back.