This Special Issue of Cybernetics and Human Knowing contains rare material related to G.
This was the AUM Conference at Esalen, and the scientists consisted in an assortment of remarkable individuals exploring the cutting edge of human consciousness and culture, including Alan Watts, Ram Dass, John Li.
In 1973 there was a conference at Big Sur at which Spencer-Brown discussed his calculus with a group of scientists.
Spencer-Brown\'s book Laws of Form and its contents.
This Special Issue of Cybernetics and Human Knowing contains rare material related to G