National Geographic : 1955 Oct
drove me up the hill, I could feel butterflies flut tering in my stomach, so much depended on the news I was about to re ceive. At the office of the Dis trict Commissioner, how ever, Mr. Sydney Elliott Smith gave us welcome reassurance. Telefolmin was again safe, he de clared cheerfully. I should take five armed men with me, just to be sure; but things had quieted down so much that it would be all right for Margaret to come along with me, too. Less optimistic were re ports of flying conditions. It had recently taken 17 abortive flights into Tele folmin to land-on the 18th try-a single load. Our own first chartered mission carrying food and gear had to turn back after four futile hours. Next morning, however, our freight broke through, and we ourselves followed in a Norseman of the Gibbes Sepik Airways with Dave Grace at the controls. Across the Prince Alex ander Mountains we la bored. Below, industrious bushmen had cut the for ested ridges into so many notches they resembled a ripsaw. Stretched across the giant teeth, between the high trees, were in tricate nets to catch the huge flying fox, earth's largest flying mammal. Unbelievably abundant in this part of New Guinea, this bat is considered a great delicacy. Our plane droned on over an interminable sea of bamboo-sized cane, innocent-appearing from 467 Author Sets a Camera Trap to Catch a Jungle Secret Triggering an electronic flash lasting only 1/5000 of a second, Mr. Gilliard freezes the motion of a bird on the wing so that the picture will show it at a standstill in mid-air. He makes photographic history by using for the first time in the jungle a remarkable speedlight spotlight, here seen mounted on three peeled timbers. A reflector within the box throws a beam four feet in diameter for an effective 40 feet. Telescopic lens on a tripod brings the image, brilliantly illuminated, up close. Power packs on the ground step up energy from batteries. Dr. Harold E. Edgerton of the Massachu setts Institute of Technology, who received The Society's Burr Prize for his electronic achievements, designed the special spotlights for the expedition.