Key to Objects on the DrawingsNorth polar capIndistinct shadings in Eden and ArabiaSinus SabæusSolis PonsSyrtis MajorOsiridis Prom.Nili PonsWhite regionNeith RegioSketch published in JRASC, 1918.
Key to Objects on the DrawingsNorth polar capMare AcidaliumEdenEdomSinus SabæusDeucalionis RegioSyrtis MajorOsiridis Prom.Nili PonsWhite regionSketch published in JRASC, 1918.
Key to Objects on the DrawingsNorth polar capMare AcidaliumBaltiaTempeHydaspesIndusAromatum PromontoryAuroræ SinusMargaritifer SinusDeucalionis RegioFastigium AryaSinus SabæusWhite RegionSketch published in JRASC, 1918.