Cropped in section of page in area of the snail watermark--not visible here.

Cropped in section of page in area of the snail watermark--photographed with light behind and manipulated to make snail visible here.

Page with snail watermark--photographed in regular manner--snail is not visible here.

Page with snail watermark--photographed with light behind and manipulated to make snail visible here.

For #NationalSnailDay, we found one hiding in our Farfel Leaves collection as a watermark!
Farfel leaf 578: Sermones dominicales super spistolas Pauli, by Thomas Ebendorfer, France, 1478.

See: bit.ly/farfel578
#incunabula #watermarks #snails #ThomasEbendorfer #sermons #15thcentury