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William Bligh's telescopeBetween 1770 & 1790

Signatures / Inscriptions: "Captn Wm Bligh / Royal Navy" -- engraved on inner brass cylinder
"Troughton / London" -- engraved on inner brass cylinder

General Note: Undated. Date approximated to between when Bligh first joined the navy and when he returned to London following the Bounty mutiny