Prussia. An Iron Cross 1914 First Class, By The Royal Mint certificate_of_authenticity Woodruff taking a special interest

Woodruff taking a special interest in the mineral molybdenite and its use in connection with the steel industry (molyddenite used as an alloy with iron

The detachment sent to the NMR was part of a wider deployment of Anti-Aircraft personnel

maker marked "G7" (unknown) on the reverse

The shoulder boards are missing

Prussia. An Iron Cross 1914 First Class, By The Royal Mint certificate_of_authenticity Woodruff taking a special interest(Eisernes Kreuz 1914 1. Klasse). A cross patte of multi piece construction with a blackened iron core (magnetic) within a ribbed border; the obverse with a raised central W, with the re institution date 1914 in raised numbering on the lower arm, and the royal crown on the upper arm; the reverse with a vertical pinback, with a barrel hinge and a round wire catch; marked KO for Knigliches Mnzamt Orden on the reverse; measuring 43. 19 mm (w) x 43. 19 mm