1917
War Office
1:20k
1712
Fricx, Eugène Henry
1711
Fricx, Eugene Henry
1720
Visscher, Nicolaus II. - dědicové
1712
Fricx, Eugène Henry
1917
[London] : [Geographical Section, General Staff], November
1917
War Office
1:40k
1715
Fer, Nicolas de
1917
Paasche, Walter
1:105k
1710
Fricx, Eugene Henry
1:93k