Columbia subject headings:
Computer art--Great Britain--Exhibitions.
Hockney, David--Exhibitions.
Yosemite National Park (Calif.)--In art--Exhibitions.
Harvard subject headings:
Art, British--21st century--Exhibitions.
Computer drawing--Exhibitions.
Drawing, British--21st century--Exhibitions.
Hockney, David--Exhibitions.
Yosemite National Park (Calif.)--In art--Exhibitions.
iPad (Computer)
Princeton subject headings: