Auction information for the chosen item by Bridget Riley

Artist	Bridget Riley (1931 - 1984) England
Title	Coloured Greys [2] (s. 17)
Medium	Screenprint
Size (H x W x D)	28.5 x 28.7 in / 72.5 x 73 cm
Signed	Yes
Stamped	No
Inscribed	No
Dating	N/A
Lot number	445
Auction time	01 May 2008
Auction house	Sothebys – The United States: New York
Estimated price	5,000 - 7,000 USD
Auction result	Unsold
With premium	Yes
Edition	N/A
Foundry	N/A
Impression	N/A