Here are the Zero Sum Art Project auctions for the week. . .

The Zero Sum #29 auction, ending Thursday night, 12/06, at 10 pm Eastern time.

The Zero Sum #30 auction, ending Friday night, 12/07, at 10 pm Eastern time.

The Zero Sum #31 auction, ending Saturday night, 12/08, at 10 pm Eastern time.

The Zero Sum #32 auction, ending Sunday night, 12/09, at 10 pm Eastern time.