Graphite inscription on lower left corner of mat: Barlow Francis / Designed for a title page with the arms of William III
Graphite inscription on center of mat: The handling is characteristic [?] of Barlow OM
Graphite inscription on lower left corner of mat: Despite the signature, this looks much more like the hand of Daniel Marot; arms are those of William + Mary. [illegible] Jackson stops November 1990
Graphite inscription on lower right corner of mat: Ingram
Graphite inscription on verso: 1274
Black ink monogram stamp on right corner of verso: I
Black ink inscription of signature on image in lower left corner: B Barlow
Black ink inscription on lower right corner of image : N 5/6
Credit
The Huntington Library, Art Museum, and Botanical Gardens. Sir Bruce Ingram Collection