Research work at the National Physical Laboratory , Teddington , to diminish the pitching motion of ships at sea . Finishing off a model cargo steamer preparatory to tests . As this work has to be carried out very speedily the girl clerks are called upon to help .

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TOP18940405

Source:

達志影像

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RM

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須由TPG 完整授權

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No

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No

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No

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