Image according to the Vexilologický Lexikon prapory obci ČR (2000) of
Petr Exner - Dobrovice, Mlada Boleslav district, Central Bohemian region.
The image in the Lexikon was faulty, but the description correct: a blue
lion armed red, as can be seen on the municipal
Jarig Bakker, 11 May 2005
Dobrovice erroneous flag
by Blas Delgado Ortiz, 20 Jun 2001, after image by Peter Exner;
flag adopted 14 Jan 2000.