This perfect set of proofs for Signature B (dated 21 May 81) is the last, incorporating all the corrections from the previous proofs. The proofs are unmarked.
The library of the Delaware Art Museum has six distinct sets of proofs for
this signature, each but the last numbered and all date stamped by the
printer Charles Whittingham, of Chiswick Press. In addition to this set, the
others at Delaware are: the