This is Charles Kemp Dove, a great-great-great-great-great-grand uncle of Krysta and Teresa. Deputy post master general Charles Kemp Dove had written an apparently unofficial guide on how to run a post office in a India.
Act No. XVII or 1854
Rules for the Management of Post Offices;
DAWK BEARERS , AND BULLOCK TRAIN DEPARTMENT,
REGISTRATION OF LETTERS &c. &c.
C. K. DOVE
Deputy Post-Master General
Thos. JONES, CALCUTTA GAZETTE OFFICE.
I haven’t read it to see if there is a section on how to transport troops by cow.