Since the work carried out by Conner no further large scale additions have taken place to the fabric of the building. Numerous smaller scale alterations have taken place. Internal alterations carried out during the late 1960s and 1970s in order to comply with fire safety legislation have been particularly damaging to the interior because they destroyed the clear axial relationships which originally tied the various spaces together while in addition, preventing the free circulation of air on which the building fabric relied for adequate ventilation. While the compartmentalisation of the interior may have improve the membership's chances in a fire, the effect on the internal environment as a whole has been disastrous.