![Hooker 100-inch reflecting telescope, Mount Wilson Observatory. - Photographs - Huntington Digital Library Hooker 100-inch reflecting telescope, Mount Wilson Observatory. - Photographs - Huntington Digital Library](https://hdl.huntington.org/digital/api/singleitem/image/p15150coll2/888/default.jpg)
Hooker 100-inch reflecting telescope, Mount Wilson Observatory. - Photographs - Huntington Digital Library
![Edwin Hubble looking through the 100-inch Hooker telescope at Mount Wilson in Southern California(US), 1929 discovers the Universe is Expanding.Credit: Margaret Bourke-White/Time & Life Pictures/Getty Images. | sciencesprings Edwin Hubble looking through the 100-inch Hooker telescope at Mount Wilson in Southern California(US), 1929 discovers the Universe is Expanding.Credit: Margaret Bourke-White/Time & Life Pictures/Getty Images. | sciencesprings](https://sciencesprings.files.wordpress.com/2019/02/edwin-hubble-looking-through-a-100-inch-hooker-telescope-at-mount-wilson-in-southern-california.jpg)
Edwin Hubble looking through the 100-inch Hooker telescope at Mount Wilson in Southern California(US), 1929 discovers the Universe is Expanding.Credit: Margaret Bourke-White/Time & Life Pictures/Getty Images. | sciencesprings
![Grinding and polishing machine for the Hooker Telescope mirror, 1910-1916. at Science and Society Picture Library Grinding and polishing machine for the Hooker Telescope mirror, 1910-1916. at Science and Society Picture Library](https://s3-eu-west-1.amazonaws.com/lowres-picturecabinet.com/43/main/24/102772.jpg)
Grinding and polishing machine for the Hooker Telescope mirror, 1910-1916. at Science and Society Picture Library
![4.2. The Hooker Telescope (2.5m) used by Edwin Hubble for the discovery... | Download Scientific Diagram 4.2. The Hooker Telescope (2.5m) used by Edwin Hubble for the discovery... | Download Scientific Diagram](https://www.researchgate.net/profile/Gudrun-Wolfschmidt/publication/261993744/figure/fig2/AS:392437475364868@1470575793137/2-The-Hooker-Telescope-25m-used-by-Edwin-Hubble-for-the-discovery-of-the-expansion.png)
4.2. The Hooker Telescope (2.5m) used by Edwin Hubble for the discovery... | Download Scientific Diagram
![Photograph of the Hooker telescope, a 100-inch reflecting telescope located at the Mount Wilson Observatory, California. Dated 20th Century Stock Photo - Alamy Photograph of the Hooker telescope, a 100-inch reflecting telescope located at the Mount Wilson Observatory, California. Dated 20th Century Stock Photo - Alamy](https://c8.alamy.com/comp/KJ1MC2/photograph-of-the-hooker-telescope-a-100-inch-reflecting-telescope-KJ1MC2.jpg)
Photograph of the Hooker telescope, a 100-inch reflecting telescope located at the Mount Wilson Observatory, California. Dated 20th Century Stock Photo - Alamy
![Hooker 100-inch reflecting telescope, Mount Wilson Observatory. - Photographs - Huntington Digital Library Hooker 100-inch reflecting telescope, Mount Wilson Observatory. - Photographs - Huntington Digital Library](https://hdl.huntington.org/digital/iiif/p15150coll2/899/full/full/0/default.jpg)
Hooker 100-inch reflecting telescope, Mount Wilson Observatory. - Photographs - Huntington Digital Library
![Architectural drawing of the Mount Wilson Observatory dome for the Hooker 100-inch telescope. - Photographs - Huntington Digital Library Architectural drawing of the Mount Wilson Observatory dome for the Hooker 100-inch telescope. - Photographs - Huntington Digital Library](https://hdl.huntington.org/digital/api/singleitem/image/p15150coll2/876/default.jpg)
Architectural drawing of the Mount Wilson Observatory dome for the Hooker 100-inch telescope. - Photographs - Huntington Digital Library
![File:The One Hundred Inch Hooker Telescope - Mt Wilson Observatory, California(GN03572).jpg - Wikimedia Commons File:The One Hundred Inch Hooker Telescope - Mt Wilson Observatory, California(GN03572).jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/7/7d/The_One_Hundred_Inch_Hooker_Telescope_-_Mt_Wilson_Observatory%2C_California%28GN03572%29.jpg)
File:The One Hundred Inch Hooker Telescope - Mt Wilson Observatory, California(GN03572).jpg - Wikimedia Commons
![EDWIN HUBBLE (1889-1953) US astronomer using the 100 inch Hooker telescope at Mount Wilson Observatory , Pasadena, California Stock Photo - Alamy EDWIN HUBBLE (1889-1953) US astronomer using the 100 inch Hooker telescope at Mount Wilson Observatory , Pasadena, California Stock Photo - Alamy](https://c8.alamy.com/comp/BR7MM6/edwin-hubble-1889-1953-us-astronomer-using-the-100-inch-hooker-telescope-BR7MM6.jpg)