Simplify the following text for a Grade 8 native English-speaking person.
Original: Travis 's style is well explained and exemplified by Marcel Dadi on the DVD The Guitar of Merle Travis , which includes live video performances by Travis of classics such as `` John Henry '' and `` Nine Pound Hammer '' as well as transcriptions of Travis solos in tablature .
Simplified: Travis wrote many well-known songs including : `` Sixteen Tons . '' Travis is best known for his masterful guitar playing style .