In the late 1980s Charlotte started doing cityscapes , several of which are in the catalogue to the exhibition and will now return to the private homes where they have pride of place in people’s living rooms. But New York Helicoptor in Rain 1995 will be in the shop window until Christmas; along with a small selling exhibition of Evelyn Dunbar drawings which opens at the end of this month: two neglected but extraordinary women artists in one small space.