Assuming you wish to retain the top moulding detail, you'd be better getting them custom made- even if you did manage to find ready made that size.
I suspect that the wall beside the door frame on each side is less than half the width of the doorframe ?
My brother's house is like that and the doors hinge in the middle - so it's actually four panels that fold out to the walls.
Do some measuring first.
You might be lucky and find ready made "original" salvage doors that a chippie could alter but get someone you trust
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