South-Western Polytechnic, Chelsea Polytechnic, Chelsea College of Science and Technology, and Chelsea College Lectures includes copies of inaugural lectures by newly appointed professors on subjects as diverse as science education, physics in a social context and the science of botany, 1969-1980; public lecture texts on occasions ranging from memorial speeches to the award of prizes, 1905-1974; audio tape recordings of lectures and addresses including on the history of the College and of various inaugural lectures, 1965-1973 (Ref: C/LEC, C/LECT)