No.1 Overseas Railway Construction Corps Pin certificate_of_authenticity General Staff Corps for Extraordinary

General Staff Corps for Extraordinary Fidelity and Exceptionally Meritorious Conduct in the Performance of Outstanding Service from November 1

7 Canadian General Hospital at Etaples on December 17th

marked on reverse (Brüder Schneider A

28 mm x 33

No.1 Overseas Railway Construction Corps Pin certificate_of_authenticity General Staff Corps for ExtraordinaryNo. 1 Overseas Railway Construction Corps Pin Sterling silver and enamels, maker marked "SSR", marked "SS" and "STERLING SILVER" on the reverse, 27. 3 mm x 31. 3 mm, horizontal pinback, intact enamels, extremely fine. Footnote: In May 1916, the Overseas Railway Construction Corps and four independent companies (the 13th Light Railway Operating Company, the 58th Broad Gauge Operating Company, the 69th Wagon Erecting Company and the 85th Engine Crew