
2 9 c m
40cm
actual image size: 32cm x 21cm
Description
One of a boxed set of eight engine slide valve models, printed on card, designed by T and T G Jones, titled 'Working Models for Engineering Students'. A slide valve is a mechanism for controlling the admision of steam into a cylinder of a steam engine.
Image Details
Image Ref.
10420556
© Science Museum / Science & Society Picture Library