Neolithic, 6th-3rd millennium BC. A group of three finely knapped bifacial flint sickle knives, each with one straight edge and a curved back. Cf. Madsen, A.P., Antiquités Préhistoriques du Danemark, Copenhagen, 1872, pl.24-12. 142 grams total, 8.2-12.2cm (3 1/4 - 4 3/4"). Property of a gentleman from Vienna; from his private collection formed since 1970. [3, No Reserve] For this specific lot, 5% import VAT is applicable on the hammer price