Within the next week, please send old photos of people outside places of worship to Sun Magazine, 501 N. Calvert St., Baltimore, Md. 21278. You must include caption information and your daytime phone number. Also, enclose a self-addressed, stamped envelope if you'd like your photo returned. If your photo is your only copy, please send a good-quality duplicate, not the original. No faxes or newspaper clippings, please.