N.p. [London, ca 1985?]. Universal calendar points to 1985 being the most likely date of creation for this vivid and graphically inspired poster, advertising a meeting of American radicals at the famed Conway Hall, long-time meeting place for radicals and intellectual center of the Conway Hall Ethical Society, thought to be the oldest continually-surviving freethought organization in the world. Original silk-screened poster, 29" x 20". Printed in two colors on heavy poster stock. Faint wrinkling throughout; light soil; Very Good +. Archivally hinged to acid-free backing, in gallery frame.