Mona was the only musician 's friend or spouse to travel with the band .
In the early 1940s Mona began traveling with Milt on tours of the Cab Calloway Orchestra , where Milt was a bassist from 1936 through the early 1950s .
Mona was the only musician 's Mona or spouse to travel with the band .
In the early 1940s Mona began traveling with Milt on tours of the Cab Calloway Orchestra , where Milt was a bassist from 1936 through the early 1950s .