L. Ron Hubbard delivers 133 lectures in 1958, including the Clearing Congress Lectures in Washington, DC, the first six of which are filmed. In October L. Ron Hubbard sails to London aboard the RMS Statedam. In England, he delivers 45 lectures, while reorganizing local offices. With this accomplished, he sets sail back to Washington in early December aboard the Saxonia.
19th Advanced Clinical Course - Washington D.C.: January - February 1958
The Clearing Congress - Washington, D.C.: July 1958
20th Advanced Clinical Course: July - August 1958 (Needed)
5th London Advanced Clinical Course: November 1958
Washington Staff Talk: December 1958