U.S. AND CANADIAN SOURCES OF INFORMATION ABOUT EARTH SCIENCE FOR ELEMENTARY AND SECONDARY SCHOOL TEACHERS ARE CONTAINED IN THIS MANUAL. MAJOR SECTIONS ARE DEVOTED TO ASTRONOMY, GEOLOGY, METEOROLOGY, OCEANOGRAPHY, AND PHYSICAL GEOGRAPHY. EACH SECTION CONTAINS LISTS OF (1) DEGREE-GRANTING DEPARTMENTS IN COLLEGES AND UNIVERSITIES, (2) GOVERNMENT AGENCIES, AND (3) SCIENTIFIC ORGANIZATIONS THAT SERVE AS SOURCES OF INFORMATION, CLASSROOM TEACHING AIDS, AND LABORATORY AND FIELD PROJECT SUGGESTIONS. IN ADDITION, THE SECTION ON ASTRONOMY INCLUDES LISTS OF OBSERVATORIES AND PLANETARIUMS. WHERE FEASIBLE, SOURCES ARE LISTED ALPHABETICALLY BY STATE OR PROVINCE. IN A FINAL SECTION MUSEUMS THAT HAVE EARTH SCIENCE EXHIBITS ARE LISTED. INFORMATION ABOUT SPECIFIC TYPES OF EXHIBITS IS PROVIDED FOR EACH MUSEUM. THIS DOCUMENT IS AVAILABLE AS RS-1 FOR $0.35 FROM EDUCATIONAL BOOK DIVISION, PRENTICE-HALL, INC., ENGLEWOOD CLIFFS, NEW JERSEY 07632. (AG)