Opinions

and QUERIES THE COSTING SYSTEM OF A BIG MANUFACTURER. L4805] Following recent correspondence on the subject of " Uniform Costing," which was initiated by Mr. David Brown, there......

A British Producer-gas Development

WillEN, over three years ago, Major W J. A. Macdonald, D.S.O., MC., was experimenting with his producer-gas plant for road vehicles in its early stages, we published a detailed......