1930 Model A Coupe back window body panel

[Aldow]

City

Windsor

State

CO

I am restoring my Granddad's '30 coupe and I need one last piece of sheet metal. It is the back body panel from above the rear window down to the rumble seat opening.
I have attached a picture of what I'm looking for, (outlined in red).

model a panel.jpg

thank you.