Technology
Genres
Race Records
Hillbilly Records
Drop the Needle (Artist and song title)
100

Instrument prominently used for in-home music-making in the 19th and early 20th century

Piano

100

Instrumental music centered around improvisation (if you have to ask, you'll never know)

Jazz

100

Singer of the first hit blues record "Crazy Blues"

Mamie Smith

100

Most early American folk music actually originated here

England OR Ireland 

100

Mannish Boy - Muddy Waters

200

Modern day rotational speed for vinyl records

33 1/3 rpm

200

12 bar, AAB, problems

Blues

200

Titan of trumpet and jazz, made the world more wonderful

Louis Armstrong
200
The Singing Brakeman, or should I say "The Yodeling Brakeman"

Jimmie Rodgers

200

Can the Circle Be Unbroken - The Carter Family

300

Earliest recording technology 

Edison cylinders 

300

Syncopated piano music

Ragtime

300

King of ragtime

Scott Joplin

300

Former farming family turned country music stars

The Carter Family

300

Crazy Blues - Mamie Smith

400

Invented in 1925 and contributed to much higher audio fidelity

Electric microphones

400

Quaint songs by Stephen Foster and others in the mid 1800s

Parlor Songs

400

"Father of the Blues"

WC Handy

400

Father of bluegrass, later covered by Elvis

Bill Monroe 

400

Maple Leaf Rag - Scott Joplin

500

The piano that plays itself!

Player Piano

500

Religious folk songs sung by enslaved people

Spirituals

500

Claimed to have invented jazz

Original Dixieland Jazz Band OR Jelly Roll Morton

500

Ethnomusicologist who collected and preserved countless American folk songs for the Library of Congress

Alan Lomax OR John Lomax

500
Stephen Foster - Jeanie with the Light Brown Hair
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