Search Only Images Visit Image Gallery FAQ page Visit Image Gallery FAQ imggal_sm2.png Hevelius's rooftop observatory Download this image Image ID: SIL-SIL7-207-09 Cite this: Hevelius, Johannes. 1673. Machin coelestis pars prior[-posterior]. v 1, Gedani : Auctoris typis & sumptibus imprimebat S. Reiniger. Supplied Caption: Hevelius's rooftop observatory Subject(s): Astronomy Tag(s): Astronomical Instruments including Telescopes, Astronomy, Heralds of Science, Astronomy, Universe, Planets, telescope Topic(s): Astronomy Find in: Library Catalog Read: Full Text Download: Image No Copyright - United States Request copy of image How can I use this image?