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Pearson Field, part of the Vancouver National Historic Reserve, is one of the oldest continually operating airfields in the United States. From the first arrival of an airship in 1905 and the flying of a plane off the Multnomah Hotel in 1912, Pearson has achieved numerous aviation milestones. The first official interstate airmail landed here in 1912, and during World War I it was the site of the world's largest spruce mill. Pearson was selected to serve as Portland's first airmail terminal, and two of America's most notable women pilots--Dorothy Hester and Edith Foltz--first took to the skies...

In 1906 Cornell University Prof. Ralph S. Tarr, with the backing of the United States Geological Survey, led an expedition to Alaska's Yakutat Bay region to conduct the first thorough mapping and measurements of the many glaciers surrounding the bay. The mountains surrounding Alaska's Yakutat and Disenchantment Bays are some of the most heavily glaciated in the North America and boast the continent's largest piedmont and tidal glaciers. Drawing heavily on the journals, diaries and letters of three of the expedition's participants, including the author's grandfather, Rivers of Ice describes...