EditorialThe form of an ellipse, and of the original reality of the true side of the Glass ustorii, Setting up a burning mirror to set a ship afire by the sun, Fig. 1, p. 764, Kircher, Athanasius, 1671, Athanasius Kircher: Athanasii Kircheri [...] Ars magna luc...
EditorialFigure Stamp, 1st?7th century, Costa Rica, Atlantic Watershed, Ceramic, H. 1 7/16 x W. 2 1/8 x D. 1 1/2 in. (3.7 x 5.4 x 3.8 cm), Ceramics-Implements, Ceramic stamps are found in Costa Rican burials, suggesting that their importance extended beyond uti...