HC Deb 11 May 1984 vol 59 c493W
Sir Ian Gilmour

asked the Secretary of State for the Environment (1) how many prefabricated reinforced concrete houses built before 1960 which originated in the private sector there are in England and Wales;

(2) how many Unity houses which originated in the private sector there are in England and Wales.

Mr. Gow

No reliable estimates can be made on the information available.