By searching in the Music, Audio & Video category on Trove once can access recordings of interviews and news broadcasts featuring Lake Macquarie people from earlier times. Among the many treasures indexed and linked on Trove are numerous items from the ABC and other sources.
Click on the following links, found via a Trove search today in Music, Audio & Video category, to hear some recordings relating to local people.
Beatrice Carr interviewed by Peter Hempenstall in the Australia 1938 oral history projectSummary
https://www.abc.net.au/radio/programs/worldtoday/golden-sailors-buoyed-by-wangi-wanderers/4188328
Summary
Born at Bollaroo (sic) on Lake Macquarie, NSW, Blissett speaks of his childhood memories; father's employment as a bullocky; family moving to Walagam in 1912, family life; family moving around Newcastle district; family homes; memories of grandmother's home at Speers Point; parents' background; grandparents; recreation; family experiences during World War 1; living conditions; discipline ; employment; death of father in accident; memories of forests around Berry and Cambewarra Mountain; school relatives; employment in father's greengrocers in Eastwood, Sydney; scouting experiences; local community around Eastwood; parents selling business and returning to Newcastle celebrations; visit by Prince of Wales; transport; two-up games; employment in timber industry in Annangrove district, work, conditions, horse transport; joining the police force; religion; marriage; discrimination in force because wife was Catholic; courting his wife; work and experience in the police force, women in the force, conditions; experiences in riot control; timber workers strike; CIB; crime and criminals in Sydney including Tilly Devine and Kate Lee, brothels, politics; boxing and keeping fit; his career in the police force; police training; opinions of force today; drugs, crime today.
Summary
https://www.abc.net.au/pm/content/2010/s2789958.htm