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Books about Mandelin:
A Life Worth Dying For: The Jim Mandelin Story by Don Rock, Jim Mandelin and Alison Diesvelt (Sep 23, 2012)
Descendents of Henry and Mandelin [i.e. Maudlin] Kendig Weber by John T Weber (1934)
Eighteen Divertimento's for two Guitars or two Mandelins. Properly adapted by the best Masters (1757)
Wiki information Mandelin:
The Mandelin reagent is used as a simple spot-test to presumptively identify alkaloids as well as other compounds. It is composed of a mixture of ammonium metavanadate and concentrated sulfuric acid. Its primary use is for the detection of ketamine...