Thomas Henry Thornton, Dictionary of National Biography… (1912)
“ His services were mentioned in the governor-general's despatch, and he was appointed by Lord Hardinge to the charge of a district in the newly formed province of the Punjab, that of Hoshiarpur. He had little experience to guide him; but under the inspiration of his new chief, John (afterwards Lord) Lawrence [q. v.] , he organised the district on a 'non-regulation' system of firmness and kindness; living alone amongst the people, without soldiers or policemen the court held under the green mango trees in the presence of hundreds. Here Cust developed an intense love for India and its people. ”
