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TIHKAL: The Continuation

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TIHKAL: The Continuation. Alexander Shulgin, Ann Shulgin. Transform Press. ISBN: 978-0963009692

In a sequel to PiHKAL, the first part continues the story of the Shulgins’ relationship and the second part provided synthesis information about tryptamines. Shulgin has made the second part freely available on

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Aref Touleimat


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