. "English"@en . . "United States"@en . . . . . . . . . . . . . . . . . . . . . . "Ace Books" . . . "Print"@en . . . . . . "The Mad Goblin is an American novel by Philip Jos\u00E9 Farmer. Originally released in 1970, it was one of two intertwining sequels to Farmer's previous A Feast Unknown, along with Lord of the Trees. The Mad Goblin features Doc Caliban, an analogue of Doc Savage, as the main character. The novel was later retitled Keepers of the Secrets."@en . . . . . . . . . . . . . . "1091532978"^^ . "The Mad Goblin"@en . . . "The Mad Goblin"@en . . . "5665"^^ . "First edition"@en . . . "5534098"^^ . . . . "Science fiction"@en . . . . . . . . . . . . "The Mad Goblin is an American novel by Philip Jos\u00E9 Farmer. Originally released in 1970, it was one of two intertwining sequels to Farmer's previous A Feast Unknown, along with Lord of the Trees. The Mad Goblin features Doc Caliban, an analogue of Doc Savage, as the main character. The novel was later retitled Keepers of the Secrets."@en . . . . . . . . . . . "1970"^^ . . . . . "The Mad Goblin"@en . .