![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
![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/api/singleitem/image/p15150coll2/888/default.jpg)
Hooker 100-inch reflecting telescope, Mount Wilson Observatory. - Photographs - Huntington Digital Library
![The complete Hooker Telescope at Mount Wilson, California, c 1917. at Science and Society Picture Library The complete Hooker Telescope at Mount Wilson, California, c 1917. at Science and Society Picture Library](https://s3-eu-west-1.amazonaws.com/lowres-picturecabinet.com/43/main/24/102795.jpg)
The complete Hooker Telescope at Mount Wilson, California, c 1917. at Science and Society Picture Library
![June 9, 2018 Mt Wilson / CA / USA - Group of visitors having a close up view of the historical Hooker 100-Inch telescope, Mt Wilson Observatory comple Stock Photo - Alamy June 9, 2018 Mt Wilson / CA / USA - Group of visitors having a close up view of the historical Hooker 100-Inch telescope, Mt Wilson Observatory comple Stock Photo - Alamy](https://c8.alamy.com/comp/RGB5HN/june-9-2018-mt-wilson-ca-usa-group-of-visitors-having-a-close-up-view-of-the-historical-hooker-100-inch-telescope-mt-wilson-observatory-comple-RGB5HN.jpg)
June 9, 2018 Mt Wilson / CA / USA - Group of visitors having a close up view of the historical Hooker 100-Inch telescope, Mt Wilson Observatory comple Stock Photo - Alamy
![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)