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Penallta Colliery, plan
Messrs Pwell Duffryn Steam coal Co ltd. Re. Penallta colliery. Plan showing foundations for one Zoelly-mixed pressure steam-turbo-compressor 40000 cub. ftm. 2900-3100 r.h.m Scale 1/30th No.222409 4.4.24
Collection Area
Industry
Item Number
68.35/152
Acquisition
Donation, 8/2/1968
Measurements
Length
(mm): 594
Width
(mm): 837
Techniques
blueprint
Material
paper
Location
In store
Classification
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