SMITH, Robert Percy. 18?? — 1???. British Colonial Officer in India. Captain of Royal Artillery, signed his Preface in Bareilly (1890). There was an elder R.P.S., called “Bobus Smith” (1770–1845), the Judge Advocate General of Bengal and M.P., probably our man was named after him (but not his direct descendant).
Publications: Urdu Grammar. 309 p. Calcutta 1890.
Sources: Internet is full of Bobus Smith; title page of his Grammar.