TY - BOOK AU - Denning,William F. TI - Telescopic work for starlight evenings T2 - Space science, exploration and policies SN - 9781536142303 PY - 2018/// CY - New York PB - SNOVA KW - Astronomy KW - Observers' manuals KW - Meteors KW - Telescopes N1 - Includes bibliographical references and index ER -