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| Ronnie and Brian progress the dumper |
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| Chris making a trammel point, then ..... |
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| ..... using the trammel to check the centre and radius of the top of Horden's tank |
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| Twizell has a number of badly distorted firebars which Peter is replacing to avoid dropping the fire, and cold draughts which are likely to induce leaks |
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| Rob catching up with filing |
