![Herschel's Great Telescope, artwork. Also known as Herschel's 40-foot telescope, it was designed by William Herschel (1738-1822), one of the foremost Stock Photo - Alamy Herschel's Great Telescope, artwork. Also known as Herschel's 40-foot telescope, it was designed by William Herschel (1738-1822), one of the foremost Stock Photo - Alamy](https://c8.alamy.com/comp/2ADM1WT/herschels-great-telescope-artwork-also-known-as-herschels-40-foot-telescope-it-was-designed-by-william-herschel-1738-1822-one-of-the-foremost-2ADM1WT.jpg)
Herschel's Great Telescope, artwork. Also known as Herschel's 40-foot telescope, it was designed by William Herschel (1738-1822), one of the foremost Stock Photo - Alamy
![Sir William Herschel's Great Forty Foot telescope. Sir William Herschel's telescope or the Great..., Stock Photo, Picture And Rights Managed Image. Pic. MEV-10934710 | agefotostock Sir William Herschel's Great Forty Foot telescope. Sir William Herschel's telescope or the Great..., Stock Photo, Picture And Rights Managed Image. Pic. MEV-10934710 | agefotostock](https://previews.agefotostock.com/previewimage/medibigoff/4887fc467388661d73b8a18c01b08b1d/mev-10934710.jpg)
Sir William Herschel's Great Forty Foot telescope. Sir William Herschel's telescope or the Great..., Stock Photo, Picture And Rights Managed Image. Pic. MEV-10934710 | agefotostock
![The Forty-Foot Telescope at Slough. Photographed by Sir John F.W. Herschel photographed 9 September 1839; this print made in August 1890 | Sir John Frederick William HERSCHEL The Forty-Foot Telescope at Slough. Photographed by Sir John F.W. Herschel photographed 9 September 1839; this print made in August 1890 | Sir John Frederick William HERSCHEL](https://www.jonathanahill.com/pictures/6384.jpg?v=1541600749)
The Forty-Foot Telescope at Slough. Photographed by Sir John F.W. Herschel photographed 9 September 1839; this print made in August 1890 | Sir John Frederick William HERSCHEL
![Astronomy: a 40-foot telescope constructed by William Herschel, in use outdoors. Coloured etching, 18--. | Wellcome Collection Astronomy: a 40-foot telescope constructed by William Herschel, in use outdoors. Coloured etching, 18--. | Wellcome Collection](https://iiif.wellcomecollection.org/image/V0024766/full/full/0/default.jpg)
Astronomy: a 40-foot telescope constructed by William Herschel, in use outdoors. Coloured etching, 18--. | Wellcome Collection
![The Forty-Foot Telescope at Slough. Photographed by Sir John F.W. Herschel photographed 9 September 1839; this print made in August 1890 | Sir John Frederick William HERSCHEL The Forty-Foot Telescope at Slough. Photographed by Sir John F.W. Herschel photographed 9 September 1839; this print made in August 1890 | Sir John Frederick William HERSCHEL](https://www.jonathanahill.com/pictures/6384_2.jpg?v=1541600749)
The Forty-Foot Telescope at Slough. Photographed by Sir John F.W. Herschel photographed 9 September 1839; this print made in August 1890 | Sir John Frederick William HERSCHEL
![a William and Caroline Herschel's 40-foot telescope in Slough, England,... | Download Scientific Diagram a William and Caroline Herschel's 40-foot telescope in Slough, England,... | Download Scientific Diagram](https://www.researchgate.net/publication/334758949/figure/fig1/AS:786192975028225@1564454420939/a-William-and-Caroline-Herschels-40-foot-telescope-in-Slough-England-1789-1-b-Two_Q320.jpg)