In a JaPo book on the Bf109 they say a Bf109G-10/U4 is WNr 612269.
http://forums.eagle.ru/attachment.ph...5&d=1404369615
In the 109 book by Prien/Rodeike WNr blocks for the G-10 have:
611900 - 612000
612700 - 613000
Is this an error by JaPo or are some blocks missing in the Prien/Rodeike book?