R101 would generate favourable publicity for the airship programme. The final trial flight of R101 was originally scheduled for 26 September 1930, but high winds delayed the move from the shed until 1 October. That evening, R101 slipped the mast for its only trial flight before setting off for India. This lasted 16 hours 51 minutes and was undertaken under near-ideal weather conditions; because of the failure of the oil cooler in one engine, it was not possible to carry out full speed trials. The flight was curtailed because of the need to prepare the airship for the flight to India.
The Way to Happiness 1981 by Regent House, Los Angeles as a 48-page paper-covered booklet (). This book is frequently given out by Scientologists. A campaign in the early 1990s to distribute the book in United States schools was described in Church of Scientology publications as "the largest dissemination project in Scientology history" and "the bridge between broad society and Scientology." A song titled "The Way to Happiness" appears on the music album "The Road to Freedom", with music and lyrics by Hubbard. "The Way to Happiness" forms the core of the Church of Scientology prison program Criminon. It is also used in the