[1] It was founded in 1924, in the wake of the women's conference of the Labour Party, by a group which included Dora Russell, Frida Laski, and Dorothy Jewson.

[4] At the beginning of the decade, government restrictions were in place to prevent physicians at public health clinics from providing information on birth control, even to married women.

[5] Although a similar resolution was proposed by the women's conference of the Labour Party in the same year, it came late in proceedings, and it was decided that there was too little time to discuss it effectively.

[11] Witcop, along with Russell, Laski, Marjory Allen, Joan Malleson, and Leah L'Estrange Malone were signatories on the 1924 petition circulated by women members of the Labour Party and the Independent Labour Party outlining 'the large and growing demand among working mothers that information as to the methods of birth control be frankly, and decently given by public authority'.

As Pamela M. Graves has written:The WBCG had a single goal — to make it possible for working-class women to get birth control information and treatment, safely and without charge through the local state-supported maternity clinics.

In her autobiography, The Tamarisk Tree, Dora Russell recalled the impact of the Workers' Birth Control Group on public opinion, and on the willingness to discuss a previously taboo issue:The nationwide furore of comment and controversy, questions and debate in Parliament, debates in great numbers of local councils, innumerable meetings, are evidence of how large a contribution we all made to the enlightenment and liberation of women - and men too, on a subject hitherto shrouded in shame and secrecy.

Marie Stopes' libel action at this date stirred immense public interest, but our work went down to the grass roots and made ordinary people begin to see that here was a pressing social and political problem.

[6]The Committee of the Workers' Birth Control Group included: Other active supporters were Jennie Adamson, Stella Browne and Janet Chance.