10/11/1931
https://www.presidency.ucsb.edu...
"Mr. MacCracken has resigned as he is determined to return to business, much to our regret."
"Of course, this is not for quotation or authority."
"Where holders are complying with the law, they need have no anxiety as to retrospective action, but some 34,000 permits for oil exploration by drilling have been issued since the leasing law was passe..."
"In fact, there are no half measures in oil conservation."