The document is a quality control report from Calypso Carl Zeiss dated February 17, 2009. It summarizes the inspection of part number 266 drawing number *drawingno* for flatness. The report lists the x, y, and z coordinates and dimensions of 4 edges measured and finds the part is within the 0.00050 tolerance for flatness with a maximum measured value of 0.00014 and minimum of -0.00014.