text:  Natives of that particular area polished the stones by some method or their own. I never could discover how they did it. That's very interesting, General. Well, I guess I'd better get back to work. Oh, by the way, Mr. Thurston, I'm having a little dinner party here at my place this evening. I'd like to have you join us. Fine. What time? Oh, let's make it 8 o'clock. All right, General. I'll see you at 8.