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William Cullen Horne
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Individual
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Individual
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Publication of GB190702554ApublicationCriticalpatent/GB190702554A/en
2554. Horne, W. C. Fež. 1. Drawings to Specification. Compasses, magnetic.-Transparent compass cards are rendered luminous by phosphorescent salts contained in an hermetically - sealed transparent vessel placed in the compass bowl. Specifications No. 321, A.D. 1885, and No. 17,809, A.D. 1891, are referred to.
GB190702554D1907-02-011907-02-01Improvement in Means for Rendering Marine & other Compasses Luminous
ExpiredGB190702554A
(en)