The Facts on File dictionary of earth science

Biohazards humanity's battle with infectious diseases. by Grady, Sean M.

The Facts on File physics handbook

Nuclear power the study of quarks and sparks by Kidd, J. S.

Encyclopedia of space and astronomy. by Angelo, Joseph A. Jr

Table of contents

Encyclopedia of space and astronomy by Angelo, Joseph A.

Ireland a reference guide form the renaissance to the present by McCarthy, John P. 1938-

Encyclopedia of holidays and celebrations a country-by-country guide

Revolutionary War almanac by Fredriksen, John C.

Encyclopedia of European peoples by Waldman, Carl 1947-