OT ish - But of possible interest

Looking for something else I stumbled across the linked site below. That was several hours ago. It disvcusses the evolution of 'model engineering'
and the development of 'model railways'.
Miniature railways and cultural microsms - railway modelling in Britain, c.1900-c.1950
Ralph Harrington BA (Lond.), MSt (Oxon.), DPhil (Oxon.)
Interesting on several levels
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