Can I leave the paint canvas blank?

[AWaichulis (Anthony Waichulis)]

I’ve just added a new post regarding primers and grounds from the University of Delaware’s MITRA resource:

MITRA - Grounds and Primers

ORIGINAL PDF from the Materials Information and Technical Resource Artists (MITRA) via the University of Delaware: Grounds and Primers MATERIALS INFORMATION and TECHNICAL RESOURCE for ARTISTS - Grounds and Primers A ground layer, or primer, typically follows the size layer in an easel painting. A thinly applied ground layer can also be used to coat certain paper supports. Grounds serve multiple purposes: They can counteract the uneven absorbency of a panel/fabric/paper support. They can be …

This still doesn’t address the surface integrity issue I am investigating per se, but it offers much good info related to the topic.