[2] It contains historical records for studying the culture of the 1950s-1970s in broadcasting, the folk revival, pop music, community arts - as well as contemporary social and political issues.
Parker made programmes with blind people, Irish labourers, workers in China in 1972, Asian teenagers, protesters against the Vietnam War and other minorities traditionally denied a voice on the air.
Two Heritage Lottery grants have enabled cataloguing to take place within the City of Birmingham's Collecting Histories project.
The annual Charles Parker Day was first organised by Professor Seán Street of the Centre for Broadcasting History Research at Bournemouth University.
The day takes the form of a conference celebrating Charles Parker's work, the radio feature in general, and other related topics.