https://www.eggsa.org/1820-settlers/index.php/additional-information-2/c-surnames/1990-comfield-john-extra-data
COMFIELD, John - Extra Data - 1820 Settlers South Africa - Correspondence
1820 Settlers of South Africa - their letters before and after emigration to the Cape of Good Hope
extra datasouth africajohnsettlerscorrespondence