Pollution; sources of information. Proceedings of a one day conference held at the Library Association London on 27th October 1971.
HENDERSON, Kay
Pollution; sources of information. Proceedings of a one day conference held at the Library Association London on 27th October 1971. Kay Henderson - Library Association; London. 1972 - 101p.
Impurity, pollution, nuisances, offensive trades. General purification of the air. Metal and their inorganic compounds. Non-metallic elements.
Pollution; sources of information. Proceedings of a one day conference held at the Library Association London on 27th October 1971. Kay Henderson - Library Association; London. 1972 - 101p.
Impurity, pollution, nuisances, offensive trades. General purification of the air. Metal and their inorganic compounds. Non-metallic elements.