Automatic street traffic signaling (apparatus and methods)
By: by H. H. Harrison ... and T. P. Preist ... With a foreword by Sir Henry P. Maybury ...
Contributors: Preist, T. P., joint author.
Publisher: Sir I. Pitman & sons, ltd.
Published: 1934
Place of publication: London
Language: eng
Number of pages: 187
Subjects: Signals and signaling, Automatic; Traffic regulations; Traffic regulations -- London