Buscar : Título Autor Tema Serie Número de llamada que comienza con: 10 20 30 50 100 por página < Encabezamientos 10 anteriores Encabezamientos 10 siguientes > Consultar encabezamientos # Scientific recreations 8 SEE: Puzzles and games 206 SEE ALSO narrower term: Amateur astronomy 1 SEE ALSO narrower term: Mathematical recreations 68 Scientific recreations -- Cartoons and comics -- Juvenile literature. 1 Scientific recreations -- Comic books, strips, etc. 1 Scientific recreations -- Handbooks, manuals, etc. 2 Scientific recreations -- Juvenile literature 30 Scientific recreations -- Popular works. 1 Scientific reports -- SEE: Technical reports 1 Scientific research -- SEE: Research 13 SEE: Research 13 Scientific satellites -- SEE ALSO narrower term: Cosmos satellites 1 SEE ALSO narrower term: Orbiting astronomical observatories 4 Scientific surveys 1 10 20 30 50 100 por página < Encabezamientos 10 anteriores Encabezamientos 10 siguientes >