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Watson, Laidlaw and Co of 98 Dundas Street, Glasgow, engineers of centrifugal machinery; manufacturers of machines for sugar, chemical, laundry, and textile industries.
1889 Showed a hand-powered Victoria separator at the RASE in Windsor. 
1894 Cowper-Coles Cold Galvanising Process installed at their works. Article and illustration. 
1900 They issued a catalogue describing separators for a sugar-making plant. 
1900 June. Royal Agricultural Show at York. Showed cream separators. 
1907 Private company.
1913 Silver medal at Dairy Show for cream separator.
1914 Engineers and millwrights. Speciality: sugar machinery. 
1949 Company made public. Special issue of shares to existing shareholders.
1961 General engineers and manufacturers of laundry machinery, centrifugal machinery, hydro extractors and centrifugal separators. 350 employees.