Clue | Source | Date |
---|---|---|
Established gradually | ||
Introduced gradually | Irish Times Simplex | 02 Oct 2017 |
Introduced gradually | ||
Gradually adopted | ||
Started gradually | ||
Introduced gradually | ||
Didn't start all at once | ||
Applied by degrees | ||
Applied by degrees | ||
Introduced gradually | ||
Introduced gradually | ||
Incorporated gradually |