silvered zink winged-wheel Reichsbahn insignia and swastika affixed to the reverse (all prongs intact - note that on both insignia the right wing is broken off from the wheel)
The book is titled “Hitler in caricatures of the world
Footnote: Gustav Günther was a miner from Wattenscheid
marked with code “L24” for maker Fritz Zimmermann
miniature Knight in Gold and enamels
Germany, Wehrmacht. A 1939 Iron Cross I Class With Case Archive silvered zink winged-wheel Reichsbahn insignia(Eisernes Kreuz 1939 I. Klasse). Reinstituted 1 September 1939. (1939 1945 issue). Constructed of iron and silver, consisting of a Cross Patte with a blackened magnetic iron core inside of a ribbed silver alloy frame, the obverse with a central mobile swastika, with a reinstitution date of 1939 on the six oclock arm, the reverse with a barrel hinge and banjo style pinback meeting a flat wire catch, unmarked, measuring 43. 94 mm (w) 44. 09 mm (h),