Daily schedules that give the radio and television programming between 5:00pm-12:00am for the MBS, ABC, CBS, and NBC networks. Gives ratings for each program and sponsors when applicable. Includes weekly daytime programming schedules beginning in May, 1950. Includes both network and local programs. These schedules were used by NBC sales staff for the purpose of selling NBC network airtime to advertisers and sponsors. Beginning in December, 1952 the back pages of the schedules feature interesting tidbits of information on NBC programs to entice potential sponsors. Some schedules have handwritten corrections.