Hola Lew: Lew Gramer wrote: > > So what do y'all think? Some Hard. Enlish is not my first language and I am not used to the NGC terminology (very suddenly what??). I have Burnham's Handbook and it helps me understand. What others say? -- Celso Montalvo ELECONT INGENIERIA S. A. Lima-PERU 12o S; 77o W.