The Library Of Congress (Copyright Office) catalog of copyright entries: Musical compositions, (Volume 41) notes that the composer of "Mother In Law Blues" was one James D Ammons, with words by James Gardener (although Gardner was not credited on the label). The song was registered (EU40388) by The Quaker Music Company of Philadelphia on 15th August 1946.
Checker (IL) 45rpm Vol. 6 (1955) / (1956)
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