三笠鉱業所 (イ‐999-06(18))

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三笠鉱業所 (イ‐999-06(20))

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三池焚石山役所札 (イ‐999-06(39))

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大谷第三坑 (イ‐999-08(18))

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瑞穂炭坑事務所 (イ‐999-06(23))

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