CCD Image Calibration Page [http://www.astrophoto.net/calibration.php] - 2012-01-31 16:00:00 - public:GustavHolmberg CCD, delicious - 2 | id:274276 -
Modern Astronomy - Meade CCD Cameras [http://www.modernastronomy.com/camerasMeade.htm] - 2008-07-16 17:00:00 - public:GustavHolmberg ccd, delicious - 2 | id:275676 -
