Currently in progress is a publication in four volumes about standard gauge 050 tank locomotives, which will carry the title "Schwere Brocken" (Heavy Hunks). The first volume was published in November 2012 in the "Fotoverlag Wolfgang Herdam".
The official presentation happened on November 29th 2012 in the Berlin book shop Flügelrad:
As complement to the printed version, the interested reader can find below some additional compilations. These represent the current status while being regularily supplemented:
For people interested in this subject we provide three different excerpts from the book for download:
The book can be ordered in all (German) book shops - especially at the shops specialised on railway literature:
But the book is also available "online", e.g. at: