Nibble 34 - Test Card F on August 30, 2022 1960s 20th century BBC blackboard broadcasting Carole Hersee clown colour culture engineering George Hersee graphic design media technology television test card Test Card F test pattern TV UK +
Nibble 27 - Kodachrome on July 10, 2021 1930s 1940s 1950s 1960s 1970s 1980s 1990s 2000s 20th century analogue art chemistry colour film Kodachrome Kodak media photography slide technology +
Nibble 9 - The Changing Face of Television on August 22, 2020 1930s 1950s 1990s 2000s 20th century 21st century broadcasting colour HD invention John Logie Baird media motion pictures resolution screen technology television TV video widescreen +
