Charles A. A. Dellschau was born on June 4, 1830, in Brandenburg, Prussia, and immigrated to the United States in 1853, first settling in Texas. The historical

In the fall of 1899, Charles A.A. Dellschau (1830-1923), a retired butcher from Houston, embarked on a project that would occupy him for more than 20 years. Wha

In 1897, people in western United States began seeing airships in the night skies. Despite abundant reports of sightings from California to Michigan, little exp

This vintage book contains Alexander D’Agapeyeff’s famous 1939 work, Codes and Ciphers - A History of Cryptography. Cryptography is the employment of codes

First discovered in a Hungarian library in 1838, the Rohonc Codex keeps privileged company with some of the most famous unsolved writing systems in the world, n