National Blues Museum - The washtub bass is also referred to as the gut- bucket, as it became popular in the early 1900's in jug bands that improvised instruments from a variety of
My "Single string Double gutbucket" washtub bass. : r/doublebass
DIY Washtub Bass - Home Made MimiHome Made Mimi
Washtub bass - Wikipedia
Gut Bucket Boogie" - YouTube
Crying Holy Unto the Lord & a Bucket Bass | Blind Pig and The Acorn