4 “G J to Ri BEST AVAILASL: DEDICATION This report is dedicated to Paul Marcus Crumley, Captain, United States Air Force, who gave his life on the 18th day of May, 1956 in the prosecution of this work. He did much of the work of assembling the material and planning all the details necessary to the proper conduct of the project. May this report and the value of this work stand as a small evidence that he did not die in vain.