Black Banner Players, third in the Bannermere series by Geoffrey Trease

Title: Black Banner Players (Bannermere #3)
Author: Geoffrey Trease
Illustrations: Richard Kennedy
Foreword: Jocelyn Payne, Introduction: Sally Dore
Publication: Girls Gone By, trade paperback, 2005 (originally published in 1952)
Genre: Juvenile series
Setting: England, 1950s

Description: Bill Melbury and his friend Tim go to a grammar school that is too old-fashioned to allow the nearby girls’ high school, attended by Bill’s sister Sue and her friend Penny Morchard, to participate in its drama productions.