George Tchobanoglous › George Tchobanoglous - Descending Staircase Image 1 of 1 George Tchobanoglous - Descending Staircase $200.00 George TchobanoglousDescending Staircase2015SureColor Epson pigment photo print24 × 18 inches framed Get notified by email when this product is in stock. Sign up to receive news and updates. Quantity: Add To Cart Added! George TchobanoglousDescending Staircase2015SureColor Epson pigment photo print24 × 18 inches framed