Figure Caption: Finding Charts of 261 X-ray sources in the field of the bright QSO SDSS1030+0524 (z=6.23, the red dot in figure). The 261 X-ray sources have been detected in the 0.5-7 keV band in the 500ks Chandra Large Program within the 17’x17’ ACIS-I camera (PI R. Gilli). Each composite color image tile is 10 arcsec on a side, and it is made from the LBC images in z-band (red), i-band (green), and r-band (blue).