When Quads Meet Quads - Swing music by two sets of Texas Quadruplets was a feature at the twins convention in Waco, Tex., March 24. The Perricone's (l to r) Anthony, Bernard, Carl and Donald swung their accordions for a vocal rendition by the key sisters, (left to right), Roberta, Mona, Mary and Leota. March 25, 1939. (Photo by Associated Press Photo).