Nella sua opera dedicata all’economia rurale del Gloucestershire «The Rural Economy of Gloucestershire», pubblicata a cavallo tra il 1780 e il 1790, William Marshall cita i suini incontrati nella Valle di Gloucester de
scrivendoli come la razza alta, lunga, bianca, in passato presumibilmente la razza più diffusa nell’isola e ancora considerata come la vera razza del Gloucestershire, che cresce in modo molto significativo in termini numerici, e indica la razza Berkshire e un incrocio fra le due come le specie al momento più diffuse («[.] the tall, long, white breed, which was formerly, perhaps, the prevailing breed of
...[+++]this island, is here still considered as the “true Gloucestershire breed”. They grow to a great size. At present, the Berkshire and a cross between these two breeds, are the prevailing species»).
Writing in the 1780’s, William Marshall in ‘The Rural Economy of Gloucestershire’ describes pigs he found in the Vale of Gloucester as ‘the tall, long, white breed, which was formerly, perhaps, the prevailing breed of this island, is here still considered as the “true Gloucestershire breed”. They grow to a great size. At present, the Berkshire and a cross between these two breeds, are the prevailing species’.