Barretter
ES base. You can just make out the very fine iron filament, which is enclosed in a hydrogen filled bulb.
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ES base. You can just make out the very fine iron filament, which is enclosed in a hydrogen filled bulb.
This page last modified - Wednesday, 30-Apr-2008 01:29:26 BST, rendered - Wednesday, 08-Sep-2010 18:46:16 BST
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