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George Ibberson and Co of 112-116 Rockingham St., Sheffield. (1938); of "Violin" Cutlery and Plate Works, Rockingham Street, Sheffield (1951).
Established in the reign of George III by Joseph Ibberson, Master Cutler of the Company of Cutlers of Hallamshire.
Succeeded by George Ibberson (d.)
Succeeded by Joseph William Ibberson.
1914 Cutlers. Specialities: fine cutlery, pocket knives, razors, table cutlery and silver and electro-plated goods etc. Employees 80. 
1914 Present Principal: Joseph William Ibberson