chapter  27
Choice of materials and processes
Pages 18

At about the same time I had acquired the status of a ‘ teenager ’ it was possible to buy a brand new rather heavy ‘ sit-up-and-beg ’ pedal bicycle from the local branch of H * lf * r * s for the sum of £ 3 19s 11d (near enough £ 3.99). The ‘ bike ’ is still part of modern life and we now have ‘ mountainbikes ’ which are encountered in all sorts of unlikely places, such as canal towpaths, bridle ways and steep mountain tracks.