G. P. became first manager of Liverpool's Phoenix Foundry;
artist -> Thomas Smith (1xxx-1767) and engraver-> F. Vivares on https://en.wikipedia.org/wiki/Thomas_Smith_%28English_painter%29#/media/File:South_West_Prospect_of_Coalbrook_Dale.jpg ; cartographer and surveyor -> Peter Perez Burdett (1734 or 1735-1793) ;
technical, malacological, zoological, and topographical drawing ; cartographical map-making ;