A brass navigational instrument recovered from an Arctic expedition crate containing water-damaged journals astronomical diagrams and salt-blackened preservation materials. The compass resembles a conventional maritime navigation device but exhibits behavior incompatible with all known terrestrial or celestial navigation systems. During observation periods the needle may remain stable while outer calibration rings rotate autonomously through changing coordinate sequences and astronomical intervals. Multiple recovered expedition writings reference voyages toward locations described as existing beyond recorded charts and outside conventional navigation. Alignment events occasionally reveal hidden engraved markings concealed beneath corrosion layers including the phrase 'Beyond the Mapped Sea'. Recent observations indicate the instrument may not calculate physical destinations but instead track shifting absences anomalies or locations that no longer exist. Activity intensifies when exposed near the Soul Lantern and several coordinate intervals recur across Ledger Seven and Numbers Station Cipher Reel documentation.