The mystery on Observatory Hill
By: Eleanor Rosellini.
Publisher: Emmis Books
Published: 2005
Place of publication: Cincinnati, OH
Language: eng
Number of pages: 144
Subjects: Brothers and sisters -- Fiction.; Scientists -- Fiction.; Astronomical observatories -- Fiction.; Mystery and detective stories.; Hamburg (Germany) -- Fiction.; Germany -- Fiction.
Genres: Fiction.
Description: In Germany with their parents, a sister and brother uncover a mystery at the Hamburg Observatory.