'Open Night' Set For Observatory

The College Observatory will hold an Open Night on July 22 at 8:15 p.m. Observatory officials revealed last week. Dr. John S. Rinehart, Assistant Director of the Smithsonian Astrophysical Observatory will discuss "Meteorites."

Tickets must be obtained in advance by sending a stamped, self-addressed envelope to "Open Night," Smithsonian Astrophysical Observatory, 60 Garden St., Cambridge. A maximum of three tickets will be allowed to each request, but there will be no charge for the tickets, it was explained.