Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 162,259 pages of information and 244,500 images on early companies, their products and the people who designed and built them.
Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 147,919 pages of information and 233,587 images on early companies, their products and the people who designed and built them.
1902 John L. Cridlan published a student's paper entitled "Automatic Coupling"; these devices which would safeguard the men engaged in shunting on the railways by the substitution of an improved method of coupling[1].
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