Mezue ahịrịokwu na-esonụ: Ọ lara ezumike nká n'oge n'ihi nsogbu obi wee mechaa dee ọtụtụ ihe banyere akụkọ ihe mere eme nke Chartism, agụmakwụkwọ, ụlọ, echiche nke onye ndozigharị mmekọrịta ọha na eze Welsh Robert Owen, na
Ọgbaaghara zuru ụwa ọnụ nke 1926 na Black Country. Ọ rụkwara nnukwu ọrụ n'afọ 1998, "Socialism in Birmingham and the Black Country 1850<unk>1939".