And this looks more particular, regarding Baskerville the translator.
It is a classified advert from 1855 in a London periodical
(again, thank Google Books).

EDUCATION IN GERMANY.
Marienburg House School, near Cologne.
Principal, Mr. Alfred Baskerville.
The object aimed at in this establishment is
a sound Classical Education, combined with
a thorough knowledge of the Modern Languages.
Resident French and German Masters,
who impart instruction only through the medium of
their respective Languages.
For Prospectuses apply to Miss Baskerville,
Radnor Villa, Great Malvern.

An American periodical, later on,
prints a very brief notice
on the death of Alfred Baskerville, a native of Bristol,
who had set up shop in Brooklyn, New York as a "stationer."