New York: William Sloane Associates, . First edition, first printing. 8vo. 127 pages. 2 leaves back-and-white photographs. Original cloth; pictorial dust jacket designed by William Meek. Foreword by Albert Einstein.
Philadelphia: Henry Altemus, . First edition. 8vo. 374pp. Original gilt-lettered red cloth. Presentation copy, inscribed by Pemberton to Claude de la Roche Francis (the author of 'London: Historic and Social') in 1902.