
Undated
HH
Illustrated Sheffield 1871 hallmark.
Sheffield
Harrison Brothers & Howson , 1871 hallmark Business founded in 1847 by James William Harrison, Henry Harrison and Willian Howson as successors of Thomas Sanson & Sons.
Silver
3 marks.

Undated
Illustrated Sheffield 1871 hallmark.
Sheffield
Harrison Brothers & Howson , 1871 hallmark Business founded in 1847 by James William Harrison, Henry Harrison and Willian Howson as successors of Thomas Sanson & Sons.
Undated
Seen on objects dated 1989–2003.
silver
The Chase, London Also seen laser-marked but otherwise identical
Undated
Seen on objects dated 1985–2022.
silver
The Chase, London
Business founded in 1847 by James William Harrison, Henry Harrison and Willian Howson as successors of Thomas Sanson & Sons
Also known as: Harrison Brothers & Howson Ltd