Slavery in Pre-Revolution America. In the 13 mainland colonies of British North America, slavery was not the peculiar institution of the South. This development would occur after the American Revolution and during the first decades of the 19th century.
The average salary for dental hygienist jobs is $54,000. Average dental hygienist salaries can vary greatly due to company, location, industry, experience and benefits. This salary was calculated using the average salary for all jobs with the term dental hygienist anywhere in the job listing.verage dental hygienist salaries can vary greatly due to company, location, industry, experience and benefits. This salary was calculated using the average salary for all jobs with the term dental hygienist anywhere in the job listing.
Dental Hygienist Salaries [About this section] [More salary/earnings info] The median annual wage for dental hygienists is $72,910. The median wage is the wage at which half the workers in an occupation earned more than that amount and half earned less.