▁min ers ▁to ▁work . ▁Corn el ius ▁de ▁V os ▁approached ▁the ▁English ▁amb assador ▁Henry ▁Kill ig rew ▁in ▁August ▁ 1 5 7 4 ▁with ▁a ▁message ▁for ▁William ▁Cec il ▁about ▁the ▁mines . ▁On ▁ 7 ▁February ▁ 1 5 7 5 ▁Mort on ▁l ent ▁£ 5 0 0 ▁to ▁Corn el ius ▁de ▁V os ▁and ▁three ▁German ▁or ▁" Al main " ▁partners , ▁Abraham ▁Pet erson , ▁John ne ▁K ell iner , ▁and ▁Hel ias ▁Cl ut ene . ▁In ▁June ▁ 1 5 7 5 ▁Mort on ▁wrote ▁to ▁James ▁Mac G ill ▁of ▁Nether ▁Ran ke ill our , ▁who ▁was ▁now ▁Lord ▁C ler k ▁Register ▁and ▁had ▁witness ed ▁the ▁ 1 5 6 8 ▁contract , ▁describing ▁the ▁terms ▁as ▁" capt ious ▁and ▁doubt ful ▁in ▁many ▁points ▁and ▁nothing ▁to ▁the ▁king ' s ▁profit ." ▁The ▁con cess ion ▁was ▁granted ▁to ▁one ▁of ▁de ▁V os ' ▁partners ▁Abraham ▁Pet erson ▁in ▁February ▁ 1 5 7 6 , ▁and ▁to ▁Thomas ▁F oul is ▁in ▁ 1 5 9 4 . ▁ ▁Corn el ius ▁also ▁set ▁up ▁salt works ▁at ▁New h aven ▁and ▁Le ith ▁near ▁Edinburgh ▁in ▁May ▁ 1 5 6 7 , ▁with ▁his ▁partners ▁Anthony ▁H ick man ▁and ▁John ▁Ach ill ay . ▁In ▁March ▁ 2 0 1 9 ▁one ▁of ▁Corn el ius ▁de ▁V os ' ▁royal ▁char ters ▁for ▁salt making ▁was