|
|
|
|
|
|
|
Careers / Registered Nurses |
|
|
|
|
|
|
|
|
Table of Contents |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Interesting Fact |
|
|
|
When the U.S. Constitution was written, the federal government was not allowed to collect income tax. All revenues came from trade tariffs. The 16th Ammendment later permitted federal income tax. |
|
|
|
Did you know... |
|
|
|
The Notes tool allows you to create and save private notes for yourself and bookmark pages throughout the site. |
|
|
|
|
|
|
|