EditorialBasket, The oval basket rests on four cast feet, shaped like bird claws that comprise a ball. The flat bottom is enclosed in the straight bottom edge, which, like the top edge and the ears, is decorated with a pearl frame. The vaulted wall is completel...
Editorialscarab, Re, standing, uraeus, The seal has the shape of a very stylized scarab. The triangular head with fluttering and notched clypeus is partly placed within the pronotum, so that it appears to consist of two triangles. Clypeus, head, pronotum and el...
EditorialThe Netherlands Middle Ages, shaft, with part of straight and right-angled point, iron, 5.7 x 5.4 cm, x, the Netherlands, Utrecht, Wijk bij Duurstede, Wijk bij Duurstede, Dorestad.
Editorialscarab, Re, standing, uraeus, The seal has the shape of a very stylized scarab. The rectangular head with flared and notched clypeus, pronotum and elytra are separated by notched lines. The outer contours of pronotum and elytra are accentuated by a not...
Editorialscarab, Re, standing, uraeus, The seal has the form of a very coarsely stylized scarab. Triangular head with flared and notched clypeus, pronotum and elytra are separated by notched lines. The beetle rests on an oval base that is decorated around by a ...
EditorialRegular flat trigonometry, Fig. 1-8: Trigonometry of the right-angled triangle, Fig. 9-18: Trigonometry of the general triangle, Tab. XVI, S. 23, Tobias Mayer: Mathematischer Atlas, in welchem auf 60 Tabellen alle Theile der Mathematic vorgestellet und...
EditorialSurveying with ropes_2, Orientation of Ropes for Right-angled Construction Using Rectangular Triangles, Lot Scale, Woodcut, p. 98, (Liber quintus), Manuel, Hans Rudolf (graveur sur bois), 1556, Georgius Agricola: De re metallica libri XII: quibus offic...
EditorialBasket, The oval basket rests on four cast feet, shaped like bird claws that comprise a ball. The flat bottom is enclosed in the straight bottom edge, which, like the top edge and the ears, is decorated with a pearl frame. The vaulted wall is completel...
EditorialCorner fittings from the wreck of the East Indies sailor Hollandia, Corner fitting, strip, right-angled in the middle, vertical sides, semicircular pierced ends, Annet, Dutch East India Company, Hollandia (ship), anonymous, Netherlands, 1700 - in or be...
EditorialSeated Cupid Seated Cupid Seated Amor: 'L'amour mena?ant', He sits with spread wings on a cloud, placed on a round plinth, and holds the right index finger in front of the mouth of his mischievous smiling face while he grabs with his left hand for an a...
EditorialGlass aryballos (perfume bottle), Classical, late 6th?5th century B.C., Greek, Eastern Mediterranean, Glass; core-formed, Group I, H.: 2 9/16 in. (6.5 cm), Glass, Translucent cobalt blue, with handles in opaque yellow; trails in opaque yellow and opaqu...
EditorialVisor of the Jacobs staff from the wreck of the East Indies ship Hollandia, Navigation, cross staffs' vizor, consisting of 2 parallel strips, flat, straight, with one curved end, joined by a semicircular strip with straight ordered rim, rectangular ope...
EditorialGlass mosaic inlay fragment, Early Imperial, late 1st century B.C.?early 1st century A.D., Roman, Glass; cast, Other: 3/4 x 13/16 in. (1.8 x 2.1 cm), Glass, Translucent deep purple, turquoise blue partially mixed with opaque yellow and appearing green,...
EditorialGlass aryballos (perfume bottle), Classical, late 6th?5th century B.C., Greek, Eastern Mediterranean, Glass; core-formed, Group I, H.: 2 9/16 in. (6.5 cm), Glass, Translucent cobalt blue, with handles in opaque yellow; trails in opaque yellow and opaqu...