This is a René Quenoil-labelled violin, dated 1947. It was probably made in Eastern Europe. René Quenoil is a multi-awarded and recognized French luthier, a highly respected Parisian stringed instrument maker, luthier, and repairer.
Check out this Ryszard Osowski Violin Bronze Plus. Ryszard Osowski is a Polish luthier who gradually perfected the sound and quality of his instruments. As a result, he concentrated more on building his own stringed instrument, passionately pursuing crafting highly advanced violins.
This Vienna Style Violin is an Amati Copy believed to be made in Austria around 1910. Nicola Amati came from a family of luthiers who later became the most famous master luthier in their clan.
This is a John Jusek Violin made in Czechoslovakia around 1920 with its label and signature inside. This is one of the finest exported violins of the Czechoslovakian string instrument merchant John Juzek.