Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 148,131 pages of information and 233,678 images on early companies, their products and the people who designed and built them.
Neptune Ironworks, Hull.
Presumably successor to Gilbert and Gallon
1873 Proceedings for Liquidation by Arrangement or Composition with Creditors, instituted by William Gilbert and William Cooper, of the borongh of Kingston-upon-Hull, trading there under the firm of Gilbert and Cooper, as IronFounders, Iron Ship Builders, and Engineers.
Presumably succeeded by Cooper and Co