搜索: 资料名称 作者 主题 系列 图书编目号码 起始字母为: 10 20 30 50 100 每页 < 前 10 个标题 后 10 个标题 > 浏览标题 # Scientific recreations. 53 SEE: Puzzles and games 725 SEE ALSO narrower term: Amateur astronomy 3 SEE ALSO narrower term: Mathematical recreations 194 Scientific recreations -- Bibliography -- Catalogs. 1 Scientific recreations -- Comic books, strips, etc. 3 Scientific recreations -- Directories. 1 Scientific recreations -- Handbooks, manuals, etc. 2 Scientific recreations -- Juvenile films. 1 Scientific recreations -- Juvenile literature 63 Scientific recreations -- Miscellanea. 1 Scientific research -- SEE: Research 63 Scientific satellites -- SEE ALSO narrower term: Orbiting astronomical observatories 9 10 20 30 50 100 每页 < 前 10 个标题 后 10 个标题 >