In this discussion activity, address the following:
- Clyde Cessna and William Piper were pioneer aircraft manufacturers. Using standard Web search engines, do some independent research on the two men. Describe the career of one of them and how he contributed to general aviation.
- Address, in your discussion, if there were there any downsides with respect to their role in promoting general aviation in America.
The primary posting should be approximately 100 words. Review all submitted primary postings first, and ensure that your contribution is unique and adds to the discussion.