50 Melodic Studies after Demersseman Op. 4 – Volume 1 edited by the French flautist and composer Marcel Moyse (1889-1984) contains a set of 25 studies out of 50 for beginner flautists initially written by Jules Demersseman (1833-1866) a French flautist. Considered as a maestro Marcel Moyse has composed many Flute methods and exercise books also published by Alphonse Leduc such as ''Mécanisme-Chromatisme'' (1927) and ''De la Sonorité'' (1934). His methods are widely used and recognised worldwide.