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

The National Geographic Magazine, Vol. II, No. 1, published in April 1890, is a scientific periodical featuring articles on geographic exploration and advancements in measurement techniques. This edition includes a detailed report by Lieutenant J. A. Norris on methods for determining longitude using telegraphic signals, highlighting the significance of accurate navigation during the late 19th century. The volume reflects the era's enthusiasm for discovery and scientific inquiry, marking an important contribution to geographic research and exploration.