It's a long shot, but....

[CompoSimmonite]

What about getting them copied on a 3D printer ? Modern plastic might be just as strong as the old Mazak.

 

[Bill Edwards]

I think you've got the wrong end of the stick Bill, they're roof lights. Bits of glass to let the light in.

Ah

 

[Seadog]

Job done. Not neat but should do the trick.

 

[Crater Creator]

Nothing at all wrong with that. Bit of black spray and you'd never know. Did you use epoxy as well as rivets?

 

[Seadog]

Enough's enough, if he wants it sprayed he can do it himself
Yes, epoxy and rivets, nothing like a bit of overkill.

 

[The_Yellow_Ardvark]

Can we have 100 in sky blue pink?

Still a nice repair, should last.

Ok Ok I go.