armorial blocks

Source reference: 

Hobson, Humanists (1989)

Anthony Hobson (1989), Humanists and Bookbinders: The Origins and Diffusion of the Humanistic Bookbinding 1459-1559, with a Census of Historiated Plaquette and Medallion Bindings of the Renaissance, Cambridge, Cambridge University Press.

Additional reference: 
p. 189

Used as preferred label for