Le tableau des riches inventions qui sont representees dans le songe de Poliphile

The left side shows the marbled paper of the inner cover and a decorative gilded floral border where the flyleaf meets the binding.

The 20th preliminary leaf, which is blank, is missing.

[Colonna]
The name refers to Francesco Colonna, the Dominican friar credited as the original author of the work.

The right page is a blank sheet of paper. However, the ink from the following title page has seeped through or pressed against it over centuries, creating a faint, mirrored "ghost image" of the title text.