[1] A year later, she took part in a Divisional Young People's Festival in Ipswich, giving an impromptu performance of "Unfathomed Love".

[2] Ringham began to take lessons with George Maxted, principal trombone of the London Philharmonic Orchestra at the Junior department of Trinity College of Music (now Trinity Laban Conservatoire of Music and Dance) however her studies with Maxted were disrupted due to her evacuation from London during World War II.

[4] She made several recordings in 1946, and had several trombone compositions written for her, including works by Erik W. G. Leidzén and Ray Steadman-Allen.

She was made a Member of the British Empire in 2011,[11] "for services to music",[12] and accepted the honor "on behalf of all female trombonists, everywhere!

Uniquely Maisie would conduct the big band like an orchestra and hit the table with her stick whilst doing so to keep the tempo.