Medio Fino 3/4 size
One for sale here has the same label with the serifs in the font and same trademark. Dates it as 1920's. Archived advert: https://archive.is/rIoS2 The ebayer is Fine Violins: https://www.ebay.co.uk/usr/fineinstruments?_trksid=p2047675.l2559 (archived: https://archive.is/0gH3y ) .