https://www.facebook.com/photo.php?fbid=2009162392444098&set=a.127059220654434.19415.100000510696444&type=3
Thanks for the many comments, in under an hour, of the helmet laws... dang. Next time I ask for where I can find a 32 roadster for sale cheap, you all better chime in this fast and numerous too! Darn you guys... I forget to save my questions for when it's really important and something I can't look up as fast as you all!
To recap:
Helmet not required for adult with full license in OH. www.iihs.org/iihs/topics/laws/helmetuse/mapmotorcyclehelmets
Only 19 US states require all riders to wear a helmet, 3 states don't have any helmet requirement. The remainder have laws that vary on who and when helmets are required. Texas does not require a helmet for an adult (21) if you have medical insurance
Helmet laws http://www.bikersrights.com/states/50state.html
You can ride a trike in the UK with no helmet, trouble is it rains so much you probably wouldn't want to.
3 states with no laws, quite a few with partial... www.iihs.org/iihs/topics/laws/helmetuse/mapmotorcyclehelmets
Here is the breakdown of who is wearing what where... www.iihs.org/iihs/topics/laws/helmetuse?topicName=Motorcycles#tableData