Eagle of the Polish Army in the East, Petrograd(?). 31 x 28mm. Made in silver. Reverse plain. Mounted on an unsigned cap, 26mm in diameter. Lit. by Tomasz Zawistowski, Polish cap eagles in 1917-19, p. 29. by Ireneusz Banaszkiewicz, Catalogue of Eagles from the Collection Volume I, p. 49. Very good condition.