 A year later she published her only science fiction novel , The Heads of Cerberus ( The Thrill Book , 1919 ) . One of the first dystopian novels , the book features a " grey dust from a silver phial " which transports anyone who inhales it to a totalitarian Philadelphia of 2118 AD 
 A year later she published her only science fiction novel , The Heads of Cerberus ( The Thrill Book , 1919 ) . One of the first dystopian novels , the book <a href='uninflect' title='1'><mark>features</mark></a> a " grey dust from a silver phial " which <a href='uninflect' title='2'><mark>transports</mark></a> anyone <a href='null_relcl' title='3'><mark>who</mark></a><a href='uninflect' title='4'><mark>inhales</mark></a> it to a totalitarian Philadelphia of 2118 AD 
A year later she published her only science fiction novel , da Heads of Cerberus ( The Thrill Book , 1919 ) . One of the first dystopian novels , the book feature a " grey dust from a silver phial " which transport anybody inhale it to a totalitarian Philadelphia of 2118 AD