Thomas Pennant wrote in A Tour in Scotland (1769) that on the island of Islay "ale is frequently made of the young tops of heath, mixing two-thirds of that plant with one of malt, sometimes adding hops".
Milecastle 66 was seen by Thomas Pennant in 1772, when he passed through Carlisle on his way to Scotland.
Brünnich corresponded with many foreign naturalists including Linnaeus, Peter Simon Pallas and Thomas Pennant.
In the late 18th century, the Welsh naturalist Thomas Pennant, toured the north of Scotland and wrote of his travels.
He was also a distant relative of the Welsh naturalist and antiquarian Thomas Pennant.
In this book, Kramer created the name pratincola for the Collared Pratincole which was adapted in English in the following work of Thomas Pennant (1726–1798) in 1773.
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Notable visitors included Thomas Pennant, in the course of the travels that resulted in the publication of A Tour of Scotland in 1769, and Samuel Johnson and James Boswell, on their tour of the Highlands.
It is best known as the former home of traveller and writer Thomas Pennant and for the visit of Paul Scholes in 2011.
The Barton Collection at Boston Public Library is named after Benjamin Smith Barton's son Thomas Pennant Barton (1803–1869), who was William Barton’s first cousin.