Crisis and Survival in Late Medieval Ireland: The English of Louth and Their Neighbours 1330-1450
By Brendan Smith https://tinyurl.com/mt5kv6p9

Sir Robert Preston: https://en.wikipedia.org/wiki/Robert_Preston,_1st_Baron_Gormanston

Trade in Ireland: https://www.journals.uchicago.edu/doi/pdf/10.1086/252861

English Rule in Ireland (In the Pale):