{"id":"01KJNXMCWFEJN3NQ1VXSWCDPMH","cid":"bafkreifepv6v5h2iz6chtt7vfec6o73e7kgw7ek43isrhdf2ebrxfw7us4","type":"biological_structure","properties":{"_kg_layer":0,"contents":"spermaceti","description":"The organ in the head of a Sperm Whale that contains spermaceti, often metaphorically referred to as the 'Heidelburgh Tun' due to its capacity. It constitutes one third of the whale's total length.","label":"sperm whales case","location":"entire top of the head","relative_size":"one third of the whole length of the creature"},"relationships":[{"peer":"01KJNXECF9R1EZKS5Z7J8A8ZSB","peer_type":"collection","predicate":"collection"},{"peer":"01KJNXMCZKBB4F5KKY81P3FDFB","peer_label":"Spermaceti","predicate":"contains","properties":{"description":"The Sperm Whale's Case is the primary location where the highly-prized spermaceti is stored within the creature.","source":{"id":"01KJNXJV6VW6KHCQD1ZX4RZVZW","label":"Source","type":"text_chunk"},"source_text":"so the tun of the whale contains by far the most precious of all his oily vintages; namely, the highly-prized spermaceti, in its absolutely pure, limpid, and odoriferous state"}},{"peer":"01KJNXMB1958CSWER7MJA0QJ8W","peer_label":"Heidelburgh Tun (historical)","predicate":"is_compared_to","properties":{"description":"The vast capacity of the Sperm Whale's Case for spermaceti is metaphorically likened to the Heidelburgh Tun, a famous historical vat for wine.","source":{"id":"01KJNXJV6VW6KHCQD1ZX4RZVZW","label":"Source","type":"text_chunk"},"source_text":"It will have been seen that the Heidelburgh Tun of the Sperm Whale"}},{"peer":"01KJNXM6ZXASDTQ75SG7GMR61W","peer_label":"Cutting Tackles","predicate":"is_suspended_by","properties":{"description":"The enormous cutting tackles are used to elevate and retain the decapitated whale's head, which contains the Sperm Whale's Case, out of the water.","source":{"id":"01KJNXJV6VW6KHCQD1ZX4RZVZW","label":"Source","type":"text_chunk"},"source_text":"retained in that position by the enormous cutting tackles, whose hempen combinations, on one side, make quite a wilderness of ropes in that quarter"}},{"peer":"01KJNXJV6VW6KHCQD1ZX4RZVZW","peer_label":"Source","predicate":"extracted_from","properties":{"extracted_at":"2026-03-02T00:04:38.672Z","source":{"id":"01KJNXJV6VW6KHCQD1ZX4RZVZW","label":"Source","type":"text_chunk"}}}],"ver":2,"created_at":"2026-03-02T00:02:09.935Z","ts":"2026-03-02T00:05:19.636Z","edited_by":{"method":"system","user_id":"01KJ60XQBHJ0GBGTP9X8HXAPPM"}}