Address on Manpower, 23 February 1951

Arranged chronologically. Includes both his speeches to the academic and professional organizations he was involved with, as well as to civic organizations. The materials reflect Houston's ability to speak to the scientific, public or academic communities, often times about the same subject, but gearing the language to the appropriate level. He was often invited to speak to the public on general science or physics topics, as well as delivering formal papers to fellow scientists.