...I am now upon a painful chapter. No doubt the parrot once belonged to Robinson Crusoe. No doubt the skeleton is conveyed from Poe. I think little of these, they are trifles and details; and no man can hope to have a monopoly of skeletons or make a corner in talking birds.The stockade, I am told, is from Masterman Ready.n some cases, the line between cryptomnesia and zeitgeist (compare the concept of multiple discovery in science) may be somewhat hazy. Readers of Lord Byron 's closet drama Manfred noted a strong resemblance to Goethe 's Faust.