He sought out Beethoven relics and produced an important 'thematic catalogue' of Beethoven's works.
The first accurate estimate of the number of his works was provided by musicologists only during the 1980s and 1990s, when extensive thematic catalogues were published.
He was a consultant for the Bach-Gesellschaft edition and prepared a thematic catalogue of Bach's works.
It is a complete (and definitive) thematic catalogue of all the works by Frédéric Chopin.
In addition to the musical identification, a thematic catalogue may continue information such as dates of composition and first performance.
Works within a thematic catalogue can be grouped chronologically or by genre.
The whole affair was tantalizing: the first measures of each sonata appear in an authentic contemporary thematic catalogue.
Mozart's autograph thematic catalogue bears December 6, 1786, as the date of composition.
A full thematic catalogue is in Ladenburger (1984).
It is a fair copy, in Raff's hand, of a thematic catalogue of Liszt's works.