Answers will be greatly appreciated! The image from https://www.martinswanviolins.com/zh/ansaldo-poggi-viola-1954/.
This is probably Romana, sold in Italy by Nebiolo as Romano.
Found! It was Raffaello or Padova casted by Nebiolo or Grimoldi. https://www.flickr.com/photos/anonimaimpressori/8475859855/
Good catch! Raffaello was originally issued in Germany by Schelter & Giesecke as Romanisch.