From 1925, Barbour was Chairman of the Glasgow Women's Welfare and Advisory Clinic, and had worked with the Glasgow Corporation's specialist in child and female healthcare, Dr Nora Wattie, to establish the clinic, manned by female nurses and doctors. Barbour gave a speechat the opening, in August 1926, of the clinic, in a store front at 51 Govan Road, which was the first site offering advice on birth control in Scotland. The clinic subsequently moved to 123 Montrose Street, Glasgow during 1932.