This is an A. Dieudonne Violin made in Mirecourt in about 1933. Amédée Dominique Dieudonné is a French luthier who specializes in copying the works of Cremona masters.

Marc Laberte (1880–1963) was trained as a violin maker and joined the family company in 1911. By 1919, the Laberte firm had around 400 craftsmen and was successful. However, the war in 1942 devastated the business, leading to its closure. Despite this, Laberte was known for his exceptional instruments and bows, earning several honours and medals.

This violin has the original Marc Laberte label and bears the number #3010. A second label states Grand Prix Paris 1931, Exposition Internationale Bruxelles 1935 Membre Du Jury, and Exposition Internationale New York 1939. The prices they won before and during the start of the world war 2.    

Moretti Egidio transitioned from cabinetmaking to violin making in 1924-1928. During 1945-1955 in Lavagna, Genoa, his instruments were known for their accuracy and good varnish, with two different labels used - handwritten and printed.

In the 1910s, Arthur Edward Smith (1880-1978) established a store in Sydney upon his return to Australia. Smith's workshop on Hunter Street quickly gained a reputation for repairing and selling high-quality stringed instruments. This violin was sold (not made by) AE Smith, Australia's most famous violin maker. 

Check out this Leonidas Nadegini violin made about 1920. Jean-Baptiste Leonidas Nadegini was a Ukrainian luthier who was awarded as gold medalist for sonority in Saint Petersbourg competition in 1907.

The 1927 Collin-Mezin violin is a masterpiece crafted in the renowned Collin-Mezin Workshop, established in the 19th century by Charles Jean Baptiste Collin-Mezin in Paris. After passing in 1923, his son, Charles Collin-Mezin Jr., took over the workshop. In 1925, the workshop moved to Mirecourt, France. Known for producing vibrant instruments with outstanding sound flexibility, the workshop's tradition continues with the 1927 Collin-Mezin violin.

Collin-Mezin Violin dated 1887. This as an unusual model for a Collin-Mezin violin, but the workmanship, the original label, and Collin-Mezin's authentic signature verify the maker.

Amati Mangenot made this violin, but he "Italianised" his name and city, resulting in Mageno and Bordo.

Amati Mangenot (1901 – 1966), a French luthier, crafted this violin. He collaborated with the Laurent brothers and later took over Emile Laurent's workshop in Bordeaux.