Benjamin Tyler Henry.
No
30
Start by going to the Henry website, and download the manual for your rifle. They are free.
Marlin, Henry, Puma
You will have to contact the Henry factory to find out.
Christopher Miner Spencer
The first lever action rifle by Winchester was the Henry rifle.It was produced from 1860-1866.
Yes, it was. http://www.henryrepeatingarms.com/history.cfm
No, it didn't have a clip.
Henry lever action rifle
50-300 usd
The Henry lever action rifles do not have an adjustable trigger. A competent gunsmith could improve the function but to answer your question, no........