The text consists of two letters between Guy Draughon, an aviation writer, and Senator Mike Monroney regarding the SST program and sonic noise tests. Draughon expresses interest in receiving a transcript of the SST hearings and discusses coverage of the program. The second letter thanks Monroney for the transcript and provides an update on the sonic boom tests in Oklahoma City. It mentions the controlled booms, public reactions, and the potential development of a supersonic airliner.