"There’s a pretense that we’re getting a snapshot view of a bunch of friends out for a good time on the Seine in 1881.
"…looking closely at a few empty glasses has let us in on something crucial about this entire painting…"
Blake Gopnik comments on Pierre-Auguste Renoir’s "Luncheon of the Boating Party." (1881) At the museum called "The Philips Collection." (Click on the painting for a monstrously large view.)