Why would the artist George Catlin's paintings from the 1800s be considered a form of artistic documentation?

Catlin was the first artist to record the Plains Indians in their own territories.

Paintings in the Indian Gallery reveal the encounter of two different cultures in a frontier region undergoing dramatic transformation.

Explanation:

dc was afraid of these new companies because they may take their customers away due to them being more better or something else.

a chromatic scale uses the twelve tones of the octave, while a regular scale only uses eight, or seven different notes (as the first note is played twice)