Slovakia, First Republic. A Slovak Army Eastern Front Commemorative Trench Art Shell visually-hidden circumscribed by a Olympics rings

circumscribed by a Olympics rings

and Flying Mechanic Badge (three-piece construction

dated 1920 and signed with illegible signature

maker marked "Arturs Bertrand & C Paris" on the reverse

(Wehrmacht Dienstauszeichnung Eichenlaub)

Slovakia, First Republic. A Slovak Army Eastern Front Commemorative Trench Art Shell visually-hidden circumscribed by a Olympics ringsConstructed of brass, the rim carved into a scalloped edge, the exterior bearing an intricate and highly detailed design consisting of grapevines on a dimpled background, with the stalks bearing etched inscriptions of NA PAMIATKA ZVCHOD FRONT (IN MEMORY OF THE EASTERN FRONT), above a stylized border circumscribing the lower section of the exterior, the base displaying calibre markings, measuring 100 mm (w) x 380 mm (h), in extremely fine condition