Dionysius Lardner (1793-1859) writer on science and public lecturer

Reference:
Hays, J.N. Oxford Dictionary of National Biography (accessed 16May21)

[Oxford Dictionary of National Biography]

Thomas Johnstone Lipton (1850-1931) Owner of a chain of grocery shops.

 Perhaps Joseph Locke (1805-1860), Railway Engineer one of George Stephenson's assistants in the construction of the Liverpool and Manchester Railway

Brougham, Henry Peter, first Baron Brougham and Vaux (1778–1868).

 William James Pirrie (1847-1924) Chairman of Harland & Wolff Ltd, builders of the Titanic and a Director of the White Star Line, owners of Titanic

Reference:
National Museums of Northern Ireland http://test.nmni.com/Home/People-(1)/Lord-Pirrie%2C-Chairman-of-Harland---Wolff-Ltd-.html (accessed 17Mar21)