Kelly's directory of the chemical industries, including chemists and druggists,drug stores, chemical manufacturers, manufacturing chemists, wholesale druggists, drysalters, and all other trades connected throughout, in England, Scotland and Wales.
London : Kelly's Directories Ltd.,
1930-
Kelly's directory of the chemical industries, including chemists and druggists and drug stores, chemical manufacturers, manufacturing chemists, wholesale druggists, drysalters, and all other trades connected therewith, in England, Scotland and Wales, and the principal towns in Ireland, the Channel Islands and Isle of Man