A comprehensive reference which details the events, places and participants of World War I.
Presents a comprehensive discussion of the origins, events, campaigns and personalities of World War II.
Examines every major aquatic organism as well as lesser-known and rare life-forms including water-dwelling plants and animals and the algae and bacteria that constitute the first links in the food chain.
Learn about the history and civilization of the Middle Ages.
Nutrition and Fitness provides detailed information on a wide variety of related topics that fall into the following five subject areas: body; diet and nutrition; human behavior; illness, injury, and disorders; and prevention and cure.
Up-to-date text and full-color photographs, chartsand maps cover such wide ranging subjects as physical geography, economics, governments, and peoples.
This unique reference work maps out how the nations of the modern world became what they are today through photographs of the geography and people of foreign lands, through discussion of ancient and contemporary works of art and events, and ...
"Contains a total of 177 articles ... that cover the entire history of exploration from ancient times to the present day"--Page 12.
Alphabetically-arranged illustrated articles introduce over 350 animals, plants and habitats. to protect them.
Index to the seventeen-volume, alphabetically-arranged encyclopedia contains approximately five hundred articles introducing key aspects of science and technology.