Linked from
The 124 pages that link to Comparative method, each with the reason it gives.
Language isolateRelated: It is the main method used to test whether an isolate belongs to a family.
Polynesian languagesRelated: Comparison reconstructs Proto-Polynesian from descendant languages.
NeogrammariansRelated: Regular sound correspondences let linguists infer ancestral forms.
LinguisticsRelated: It made systematic historical comparison central to language study.