Russia, Soviet Union. A 1959 Medal For The 250Th Anniversary Of The Battle Of Poltava, With Case Hold the obverse depicts the names

the obverse depicts the names of the Crown-Colonies

7mm in diameter

so that for a person with normal binocular depth perception the edges of the two images seemingly fuse into one "stereo window"

the exterior bearing an inscription of “VERWUNDETENABZEICHN SCHWARZ” (“WOUND BADGE IN BLACK”) and a maker’s mark of “HEINRICH WANDER

Russia, Soviet Union. A 1959 Medal For The 250Th Anniversary Of The Battle Of Poltava, With Case Hold the obverse depicts the namesConstructed of bronze, the obverse bearing a raised depiction of Imperial Russian infantry, cavalry, and artillery, circumscribed by a Cyrillic dedication to glories of the Battle of Poltava with dates 1709 1959, the reverse bearing a similar raised scene featuring Russian Army personnel with a central standard bearer situated atop a pedestal, surrounded by Russian Cyrillic inscriptions praising the courage of Russias soldiers and hailing the battle