Bronze Age Gold from Wales
Penallta Colliery, plan
Messrs Powell Duffryn Steam Coal co. ltd. Re Penallta Colliery. Arrangement for one Zoelly-Mixed-Pressure-Steam-Turbo-Compressor 40000 cub.ft.M 2900-3100 R.P.M Zoelly- Turbine with B.B.C Compressor Scale 1/30th 9.4.24 No.222428
Collection Area
Industry
Item Number
68.35/149
Acquisition
Donation, 8/2/1968
Measurements
Length (mm): 592
Width (mm): 840
Techniques
blueprint
Material
paper
Location
In store
Classification
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