Silver letter opener (knife for paper or envelopes).Norway, Tønsberg, workshop Thorvald Marthinsen Solvvarefabrikk (founded in 1883).Model: 206.Was imported to Sweden, the 1912-1988.Length: 16 cm, width: 2.1 cm.Weight: 23 grams of silver 830 fineness.There is engraving.
