What city was XXX born?
Heinrich August Pierer
Heinrich August Pierer (26 February 1794 in Altenburg -- 12 May 1850, Altenburg) was a German lexicographer and publisher known particularly for his Universal-Lexikon der Vergangenheit und Gegenwart, a multi-volume encyclopedic dictionary first published in 1835--6 which went through a number of editions, both during his lifetime and later.
Altenburg