The phrase "a solid tradition in" is correct and usable in written English.
It can be used to describe a well-established and respected practice or custom within a particular field or area.
Example: "The university has a solid tradition in fostering innovation and creativity among its students."
Alternatives: "a strong legacy in" or "a rich history in".
Moreover, it laid the foundation for the creation of training schools that would ultimately help to maintain a solid tradition of musical theatre in Spain.
"The post-Mao leadership has established a solid tradition of not killing losers in political fights," he said, "and it's in the interest of everyone to extend that protection at least as far as spouses".
America had refused to lower their flag to the host nation a few times early in the 20th century for various geopolitical reasons, but it became a solid tradition during the 1936 Olympics in Berlin when the United States, Bulgaria, Iceland and India refused to lower their flag to Adolf Hitler.
Such an application is quite compatible with the Hawala system of monetary transfer that has been used in the Middle East, Africa and Asia for more than 1,200 years, providing a solid tradition on which entrepreneurs of the cyberage could build.
Kemp designed the groundbreaking show in which there were elements of Japanese kabuki, Italian commedia dell'arte, snatches of Jacques Brel; but a solid tradition of English stage shines through.
The group's KTown Riot EP, released this past October, finds Far East Movement continuing their solid tradition in turn-up with a grip of hip-hop influenced dance heaters featuring everyone from RiFF RaFF to Schoolboy Q to Sidney Samson.
The combination is provocative because Sir Simon, through his explorations of early music and new music, has evolved a mercurial style rooted in flexibility, clarity and detail, and the Vienna Philharmonic, with its inherent warmth and richness, represents solid tradition in this repertory.
Furthermore, HESPER is based on a well-established need-assessment instrument, the Camberwell Assessment of Need Short Appraisal Schedule (CANSAS), which is developed for other settings, and thus is anchored in a solid research tradition.
That's not quite true: Romania had a solid film-making tradition in the 20th century but it was overshadowed by the cinema of neighbouring countries and hobbled by the Ceaușescu dictatorship (1965-89).
Most probably, Jacopo's precocious talent prompted his father to place him in the workshop of some undistinguished painter, but one with a solid artisan tradition so that his son might learn the foundations of his craft.
Unaffected by the avant-garde painting of the Impressionists, Eakins absorbed a solid academic tradition with its emphasis on drawing.
