New images: Marci letter wax

[Mauro]

For reference, the watermark in You are not allowed to view links. Register or Login to view. is not described as 'hats', but as 'staffe'. It means 'stirrups', but it also indicates a lot of other objects which more or less resemble stirrups (in the modern usage it's often an L or C-shaped piece of metal used as a mechanical fixture).