does anyone know what unit used a 68 on their shoulder epaulet? definitely polish military from sometime in ww2 - my grand mother recently passed and she had a picture of my grandfather maciaszek (who was born in poland) wearing this uniform any help would be appreciated - note also postedon poland board

found out that epaulet belongs to poland land forces army group south 68th infantry division now i need to find out where to look for military records