Statistics for occurrence #1 of “Halys” in book 1, chapter 28, section 1 of Herodotus, The Histories:

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As time went on, Croesus subjugated almost all the nations west of the Halys ; for except the Cilicians and Lycians, all the rest Croesus held subject under him. These were the Lydians, Phrygians, Mysians, Mariandynians, Chalybes, Paphlagonians, the Thracian Thynians and Bithy...
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