21. According to research of historical linguistics , Old-Shtokavian was well established by the mid-15th century. 22. "Do I want people saying he's a vintner and his field is historical linguistics ?" 23. Though his work remained controversial within historical linguistics , it was warmly embraced by population geneticists. 24. This research played an important role in the development of Western philology, or historical linguistics . 25. He claimed this put African historical linguistics on a secure basis for the first time. 26. We're hoping this will help lead to new directions of research in historical linguistics ." 27. It was discussed in the context of the knowledge of the time of historical linguistics . 28. I get incensed at this historical linguistic injustice every time I look up the phrase. 29. I've read Thomason and Kaufman due to my interest in language contact in historical linguistics . 30. A goal of comparative historical linguistics is to identify instances of genetic relatedness amongst languages.