Series A
Nine lectures for those who would like to be better informed on current developments, linked with the Thursday Series B (which is at a more advanced level)
7: Photography without lenses by J. M. BURCH Light Division
National Physical Laboratory
Produced by Rosemary Jellis
Second broadcast
Thursday (Series B): Masers and lasers by D. J. E. Ingram , D.sc.
A booklet is available