The National Geographic Magazine, Vol. II., No. 1, April, 1890

"The National Geographic Magazine, Vol. II., No. 1, April, 1890" by Various is a record of late 19th-century scientific curiosity. The volume presents multiple reports exploring geographic expeditions, the precision of measurement, and diverse natural phenomena. One article by Lieutenant J. A. Norris explains the importance of accurate longitude through telegraphic signals, especially for navigation, exploring using chronometers and astronomical data for precise readings. His report details advancements made over time. These explorations and findings set the stage for future geographic studies and discovery.