Grace's Guide To British Industrial History

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Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 167,735 pages of information and 247,134 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.

Positive Lock Washer Co: Difference between revisions

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of 20-24 James Watt Street, Glasgow
of 20-24 James Watt Street, Glasgow


* 1913 Advert for locking devices. Of 80-84 James Watt Street, Glasgow
* 1913 Advert for 'Kolok' lock washers. Of 80-84 James Watt Street, Glasgow


* 1917 Advert for 'Kolok' lock washers. 'Made and sold in twelve months, 153,000,000'
* 1917 Advert for 'Kolok' lock washers. 'Made and sold in twelve months, 153,000,000'

Revision as of 15:44, 25 October 2007

of 20-24 James Watt Street, Glasgow

  • 1913 Advert for 'Kolok' lock washers. Of 80-84 James Watt Street, Glasgow
  • 1917 Advert for 'Kolok' lock washers. 'Made and sold in twelve months, 153,000,000'


Sources of Information

  • Mechanical World Year Book 1913. Published by Emmott and Co of Manchester. Advert p25
  • Mechanical World Year Book 1917. Published by Emmott and Co of Manchester. Advert p196
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