The original engine with the serial number 3251 was built by the
company William Allchin Ltd. in Northampton and was presented at the
Royal exhibition in Chester in 1925. Due to this show the model gained its name
" Royal Chester ".
Cylinder with valve chest cover
and safety valve
It was W.J.Hughes who drew the plans for the model,
in the end of the 40s, according to the original machine
of which he took all accessible measures in a
In 1957 plans of the construction of a model engine were
published in a series of articles in the publication
" MODEL ENGINEER".
Due to this very detailed information the Allchin
has been built as a model in larger numbers in England.
Those who have access to the necessary technical
equipment might be seduced by W.J.Hughes' book
'Building the Allchin' and those who persevere the up to four
years long construction process will be rewarded by
a wonderful model.
Measurement of the Model:
With a click one can enlarge the 4 thumbnails .
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