Hill, Lovatt Evans and Zotterman lectures on gramophone records, England and Sweden, 1935-1945 Laboratory Medicine 1935-1945
Radiovision disc with cardboard sleeve, 1934. Made by Major Radiovision Co for the BBC. 78RPM double sided disc with paper label printed 'THE BRITISH BROADCASTING CORPORATION...Sample of 30 Line Baird Television Transmission (copy of a recording of an actual transmission)'; Printed '12PH 69197' on one side, '12PH 69198' on other. Sleeve printed in red and black with 'a BBC production programme / use 78 rpm cdg stylus / clean with moist cloth / made in England'. Major Radiovision disc Television 1934
