Text from back of image: "The U.S. Navy is making plans to carry on the work of Rear Admiral Robert Peary, U.S. Navy, discoverer of the North Pole, with an air expedition to the North Pole this coming summer. The famous discoverer was one of the...
Text from back of image: "Grettir Algarsson of British Columbia expects to leave Liverpool, England in May on an attempt to reach the North Pole by plane. He will sail his supply ship to Spitzbergen and then drift with the ice pack, taking off by...
Test from back of image: "The above photo shows - Lt. Cmdr., Richard E. Byrd, U.S.A. retired who is to lead an independent expedition to the Polar regions this year. On this trip which is being financed by John D. Rockefeller Jr., Vincent Astor and...
Text from back of image: "Grettir Algarsson of British Colmbia, Canada, expects to leave Liverpool, England in May on an attempt to reach the North Pole by airplane. He will sail by boat to Spitzbergen, drift into the ice pack and take off by plane...
Text from back of image: "Norway, Italy, Russia and France will have expeditions to the North Pole this summer as well as United States. There will be four purely scientific ones, and six to try to find new Arctic lands, so that a permanent air...
Caption: "Wilkins to make undersea trip to Arctic regions -- Noted explorer leaves for coast to make final arrangements for submarine voyage to pole. Hadley Field, NJ: Photo shows: Sir Hubert Wilkins, famous explorer, with his pilot, Dutch...
Printed on front: "The oldest public building in the State, was commenced by Spain in 1816 and finished by the Mexican Government. The US flag was first raised in California on this pole. The pole was on exhibition at the World's Fair, Chicago and...
Table of Contents: Gunpowder was scarce in Washington's day; Packages for better selling; The prized pearls of industry; Rayon fabrics, a forecast; West Virginia's greatest tunnel project; The exploding wedge; New Fabrikoid effects and grains for...
Periodicals; Chemical industry; Explosives; Dynamite;
Table of Contents: Flood Prevention with Dynamite; Blasting Telephone Pole Holes; 1913 Grand American Handicap; An Important Offer to Blasters; Another Lackawanna Cut-off; Building a Country with Explosives; Storage of Explosives; Separate Hauling...
Dr. William H. Cloud uses a torque magnetometer in studying the magnetic properties of single crystals. The crystal sample is inserted in a holder which is rotated between the pole caps of the electromagnet. Such studies help determine the ease or...
Text from back of image: "Sir George Wilkins who recently flew by aeroplane over the North Pole, accompanied by Lieutenant Nielson, arrived today in Paris. They were received by the Aero Club de France. Photo shows Sir George Wilkins signing the...
Text from back of image: "Photo shows left to right Antonio Locatelli, Italian war aviator and member of the Italian Parliament; Riiser M. Larsen, Norwegian navy lieutenant, and Ralph E. Davidson of the U.S. Navy. These three intrepid aviators...
Text from back of image: "When he was forced to make landing in Bondy Forest, near Paris, France when a gasoline leak developed, while on projected flight from Paris to Indo-China, with mail, Dieudonne Costes' plane struck a telegraph pole and was...
Advertising card for Soapine soap manufactured by Kendall Manufacturing Company of Providence, Rhode Island. Illustration shows a man on a telephone pole.
