Summer Star Parties June–September
RASC Sesquicentennial 2018
Key to Objects on the DrawingsNorth polar capCerauniusTharsisTithonius LacusSolis LacusThaumasiaAonius SinusBosphorus GemmatusAuroræ SinusOphirGangesLunæ LacusTempeSketch published in JRASC, 1918.
