Launched in 1803 by President Thomas Jefferson, the Lewis and Clark Expedition was one of history’s most ambitious and successful explorations. Leading a perm

Lewis and Clark's Expedition from the Mississippi River to the Pacific Ocean was the first governmental exploration of the "Great West." The history of this und

Volume 3 of 3. This 3-volume anthology of 194 articles (with 102 maps and illustrations) published between 1974 and 1999 in We Proceeded On, The quarterly journ

"When Thomas Jefferson sent a team of explorers to discover a way to the Pacific Ocean two hundred years ago, the western border of the United States was the Mi

Volume 2 of 3. This 3-volume anthology of 194 articles (with 102 maps and illustrations) published between 1974 and 1999 in We Proceeded On, The quarterly journ