Big Mom's Poneglyphs

This is something that completely slipped my mind. Big Mom is in possession of 3 separate poneglyphs.Only 1 of these is the road poneglyph, so do you think the other two actually possess important information? All poneglyphs are tied to the history of the void century and the old kingdom if I’m

Copy of Big Mom's poneglyph iPhone Case by BernabeCer

Copy of Big Mom's poneglyph Greeting Card by BernabeCer

Charlotte Linlin/History, One Piece Wiki

Theory: Big Mom's Road Poneglyph makes no sense and why its Original Location is so Important : r/OnePiece

Brook stole poneglyph from Big Mom

Poneglyph, One Piece Wiki

One Piece: Characters Who Can Read Poneglyphs

Copy of Big Mom's poneglyph Canvas Print by BernabeCer

Theory: Big Mom's Road Poneglyph makes no sense and why its Original Location is so Important : r/OnePiece

Big mom's family