Communications

Lawther P. J. Commins B. T. Henderson M . ‘Carbon monoxide in town air’, Ann. Occup. Hyg. 1962 5, 241.

Waller R. E. Commins B. T. Lawther P. J. ‘Air pollution in road tunnels’, Brit. J. industr. Med. 1961 18, 250.

Jensen D. A. Scanlin J. R. ‘Methods of reducing pollution caused by internal combustion engines’, Report DPA/US.9 presented to European Conference on Air Pollution, Council of Europe, June 25, 1964.

De Rycke D. ‘Catalytic purification of car exhausts’, Proc. Auto. Div. Instn mech. Engrs 1962–63, 220.

Austin A. E. W. Lyn W.-T. ‘Relation between fuel injection and heat release in a d.i. engine and the nature of the combustion process’, Proc. Auto. Div. Instn mech. Engrs 1960–61, 47.

Taigel P. G. ‘Diesel engines in mines, the production of toxic gases by the diesel engine’. Trans. Instn Min. Engrs 1951 111 (2) (November), 85.

U.S. Bureau of Mines ‘Review of Bureau of Mines work on use of diesel engines below ground’, U.S. Bur. Min. Rep. of Investigation No. 4381, 1948.

Gilbert N. Daniels F. ‘Fixation of oxides of nitrogen in a gas heated furnace’, Industr. Engng Chem. 1948 40, 1719.