1911 Encyclopædia Britannica, Volume 17… (1911)
“ Besides his steel-pen trade Mason carried on for many years the business of electro-plating, copper-smelting, and india-rubber ring making, in conjunction with George R. Elkington. Mason was almost entirely self-educated, having taught himself to write when a shoemaker’s apprentice, and in later life he felt his deficiencies keenly. ”
