Discussion of collective memory is at Helmers 1612-1633 in
Helmers, Marguerite. “Framing the Fine Arts Through Rhetoric.” Defining Visual Rhetorics. Eds. Charles A. Hill and Marguerite Helmers. Mahwah, NJ: Lawrence Erlbaum Associates, 2004. 1323- of 6169. Ebook.
“Reading material memory and the rhetoric of exhibition spaces demands that all signifiers be examined, from ambient noise to the announced “subject” of the exhibition” (Helmers 1641 of 6169).
May need this for a chapter I proposed.