BURROUGHS, EDGAR RICE. The Warlord of Mars. Chicago: McClurg, 1919. 8vo, original red cloth; color pictorial dust jacket reproducing a painting by J. Allen St. John on front (chipped at top of spine and three fore-corners, a small chip in rear cover with a one-inch tear); brown calf folding case. FIRST EDITION, FIRST ISSUE. With inserted frontispiece illustration by St. John. Heins WM-1. The third book of the Mars series.