Although slaves had been sold in the American colonies since at least 1619, slave labor did not come to represent a significant proportion of the labor force in any part of North America until the last quarter of the 17th century. After that time, the numbers of slaves grew exponentially.
A Pharmacologist earns an average salary of $103,686 per year. For the first five to ten years in this position, salary increases sharply, but any additional experience does not have a big effect on pay.
Salary data from the BLS shows the national median wage for medical and clinical laboratory technologists was $58,430 in 2013. As wages can be influenced by factors such as experience, location and certification, the overall salary range for laboratory technologists varied in 2013, from approximately $39,000 to $80,000.eventeen of the top 20 states had annual average salaries between $60,000 and $69,000, with California and Connecticut both topping $70,000 annually. Rounding out the top ten best paying states for histotechicians include: 1  Alaska: $65,450. 2  Rhode Island: $65,160.