Need help with identifications.

[alabama11]

Hello all,
Recovered this folded lead piece yesterday which may have cut marks on two sides. Any inputs would be greatly appreciated. I hope the image is clear.
best,
alabama11

 

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[kingskid1611]

Pictures on a different background please.

 

[alabama11]

Adding another photo and an additional unknown brass piece with some lead attached.

 

[zunder1]

Similar to the remains of a lead plate from the accumulator.

 

[Dakota Sioux]

zunder has it battery lead plate parts

 

[alabama11]

Thanks for your identificationsidentifications.
Best,