National Geographic : 1952 Jan
© National Geographic Society + First Mess Call Sounds in Craterland Cook's white tent got top priority when the National Geographic Society-Royal Ontario Museum Expedition pitched camp at Museum Lake. Sleeping tents, dark green to shut out midnight sun, blended into the land scape, so pilots relied on the white tent as a marker. Kodachromes by Richard II. Stewart 4 Chubb's Grim, Wind-whipped Rim Is Measured by Surveyors Seven rock cairns, each topped by a brilliant fluores cent flag, were set up so that crews could start plotting dimensions of Chubb Crater, Ungava's huge scar born of an exploding meteor. Its diameter: 11,500 feet. This party takes a sighting on another cairn (page 16).