This is a vintage, mid 20th century, Chippendale Revival style slant front secretary desk. It was likely produced by an American manufacturer. The wood, from the images, appears to possibly be maple or pecan. The secretary is the upper glass door display case with fretwork.These are a bit slumped on the market. The estimate is based on actual recent past recorded auction sales of comparables. Retail 'asking prices' can be higher and vary.