Understanding the Errata List allows you to price molas accurately. Here is a quick dealer’s guide based on errata severity:
Because an errata list is by nature tied to a specific existing document , I cannot invent a meaningful one without knowing which document the corrections belong to. Mola Errata List
The Silent Guardian of the Score: The MOLA Errata List In the world of orchestral performance, the distance between a masterpiece and a catastrophe is often just a single misplaced ink stroke. For the audience, the music of Mahler, Stravinsky, or Beethoven feels like a timeless, immutable force. However, for the musicians on stage and the librarians behind the scenes, a musical score is a living document, prone to the same human errors as any complex manuscript. At the center of the effort to ensure "perfect" performances stands the Major Orchestra Librarians' Association (MOLA) and its most essential resource: the MOLA Errata List The Origin of the Errata List Understanding the Errata List allows you to price
The is a legendary internal database maintained by the Major Orchestra Librarians' Association (MOLA) . It serves as a collective "defense system" for the world’s elite performance libraries against the thousands of errors found in printed music. Why It Matters For the audience, the music of Mahler, Stravinsky,
Depicting the Mola mola with a large, crescent-shaped tail fin (like a tuna or a mackerel). Why It Happens: Early naturalists, including some 18th-century Dutch painters, assumed the fish’s stubby back end was a result of damage, so they "restored" a forked tail. The Correction (Per the Errata List): The sunfish has no tail. Instead, it has a clavus —a scalloped, rudder-like structure formed by the fusion of dorsal and anal fin rays. It looks less like a fin and more like a flattened, fringed baseball mitt. If your illustration has a distinct, separate lobe for a tail, you have failed the Mola Errata List.
You might ask: Does it really matter if a cartoon sunfish has a tail?
: Correcting rehearsal numbers or letters to ensure the conductor and orchestra are synchronized.