From November 1839 to December 1841 Esdaile also served as the Principal of the prestigious Hooghly College,[REF] located in the palladian mansion in Chinsurah that had been originally designed and built for "General Perron" [REF].
He was promoted to Presidency Surgeon in January 1848,[REF][REF] and was further promoted to Marine Surgeon (serving the Indian Navy) on 29 May 1849 [REF].