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Arthur Bentall Collis
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Individual
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Individual
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Publication of GB189814419ApublicationCriticalpatent/GB189814419A/en
14,419. Collis, A. B. June 30. Water-tube boilers.-Conically-disposed water tubes D<1> connect an annular water chamber B and a steam and water chamber C of the form shown, the tube-joint surfaces being such that the tubes enter them at right-angles. Handholes E and a removable cover D are provided. The whole is enclosed in a suitable casing.