Here are three incredible video clips…and I have to thank Robert J. Elisberg, my friend you all read at the Huffington Post, for writing to tell me about these. They're from 1952 London production of South Pacific starring Mary Martin. Someone — and it had to have been a professional job — set up cameras and filmed a performance. These three clips will give you about 27 minutes of key scenes…and how amazing is it to be able to see that? I have them set to play one after the other in the little player I've embedded below. The first one is the opening of the show…