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FILE: guage1coal.jpg
TITLE: Pressure Gauge on a Lancashire Boiler, Wakefield, 2008.
DESCRIPTION: Tri-x-pan 135-36 Sulphite toned FB paper
CREDITS:
COPYRIGHT: Copyright Ian Glover 2008. |
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FILE: guage1coal.jpg
TITLE: Pressure Gauge on a Lancashire Boiler, Wakefield, 2008.
DESCRIPTION: Tri-x-pan 135-36 Sulphite toned FB paper
CREDITS:
COPYRIGHT: Copyright Ian Glover 2008. |
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