![Sheet 44-I, 1:50,000. Gertruidenberg, 1937](http://geolmaps.com/cdn/shop/products/NL022_{width}x.jpg?v=1522955224)
Sheet 44-I, 1:50,000. Gertruidenberg, 1937
Sheet 44-I, 1:50,000. Gertruidenberg, 1937. South half of Dordrecht city. Uncoloured white strip where colours do no meet.
Sheet 44-I, 1:50,000. Gertruidenberg, 1937. South half of Dordrecht city. Uncoloured white strip where colours do no meet.