The 'model Jensen' was first mentioned by the firm in 1928, in 1931 this model was named 'model 1931' and was made after a design from 1908 of the Danish silversmith Georg Jensen. The model was offered in a plain or a hammered version. See: B.J. van Benthem, Tafelzilver. De Amsterdamse zilversmeden Helweg 1753-1965, Zwolle, 1993, pp. 200-201, no. 270, illustrated.