William Thomson, 1st Baron Kelvin was a Irish-Scottish mathematician, mathematical physicist and engineer.
Kelvin, c. 1900, by T. & R. Annan & Sons
The meander of the River Kelvin containing the Neo-Gothic Gilmorehill campus of the University of Glasgow designed by George Gilbert Scott, to which the university moved in the 1870s (photograph 1890s)
William Thomson's telegraphic syphon recorder, on display at Porthcurno Telegraph Museum, in January 2019
Lord Kelvin's sailing yacht Lalla Rookh
William Hopkins FRS was an English mathematician and geologist. He is famous as a private tutor of aspiring undergraduate Cambridge mathematicians, earning him the sobriquet the "senior-wrangler maker
Portrait by Henry William Pickersgill