The health promotional phase in public health is between
the years:
Disease control phase: 1880 - 1920
Health promotional phase: 1920 - 1960
Social engineering phase: 1960 - 1980
Health for all phase: 1981-2000

Essentials of preventive and community dentistry 
Soben Peter 
5th edition
1880-1920
1920-1960
1960-1980
1981-2K