Hi, Brian. Thanks for responding so quickly! May I write to you off-list, since this doesn't concern observing? If so, can you send me your email? Cheers, Roger Ceragioli Brian Skiff wrote: > I'm here (and in the AAS directory), though I'm no expert on >Alvan Cark or their telescopes in much detail. > >\Brian >-- >See message header for info on list archives or unsubscribing, and please >send personal replies to the author, not the list. > > > > -- See message header for info on list archives or unsubscribing, and please send personal replies to the author, not the list.