Drawing of Marine Compasses - NARA - 1126971.jpg
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Drawing of Marine Compasses NARA 1126971, US National Archives series: Utility Patent Drawings, Images from the National Archives and Records Administration, US National Archives location: other, Drawing of Marine Compasses
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海事コンパスNARA 1126971の図面、米国国立公文書館シリーズ:実用特許図面、米国国立公文書館所蔵画像:その他の海事コンパスの図面
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