Related Clues:
- Hard work plus a new catchphrase
- Hit on an advertising catchphrase
- Work hard to get an advertising phrase that's memorable
- Maxim; slogan
- Doctor adopts exaggerated slogan
- Test to following golden rule
- Work hard on a new catchphrase
- Saw base, not head, rising
- Meyerhof's forename written on his initial device
- Married German chap's slogan
- 'Work hard!' -- a new rallying cry
- Cracker's content, having married German chap
- ''Be Prepared,'' e.g
- Recurring phrase
- "Eureka" in California, e.g