SourcePhilosopher's StoneThe proposed agent of metallic transmutation whose aims and attributed powers Redgrove discusses.Alchemy, H. Stanley Redgrove's historical account
The Philosophical Egg in Atalanta FugiensThe egg, fire and sword of Emblem VIII form Maier’s allegory of generation and the appearance of new life.Michael Maier’s Atalanta Fugiens (1618)
The Two Eagles in Atalanta FugiensThe feathered and unfeathered birds through which Maier pictures the relation between lightness, weight and restrained flight.Michael Maier’s Atalanta Fugiens (1618)
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