putting your recorder together, positioning your fingers, and playing the first few notes

playing the second octave: how to use the left thumb

Adam de Halle (1237?-1288?) Rondeau Dame, sui trais, played on alto, tenor, and bass recorders

Franz Bruggen playing Telemann's Fantasie number 3, recorded in 1967

Lucie Horsch playing in a Dutch competition, 2012