Industry & Technology -line art (q4) Mining Illustration Mine entrance

Industry & Technology -line art (q4) Mining Illustration Mine entrance

Industry & Technology -line art Mining Coal Mining Illustration "Holers" at work in the "Thick Seam", South Staffordshire

Industry & Technology -line art (c4) Quarrying Illustration An underground quarry. The men in the left of this 19th century engraving are making millstones to grind corn.

Architecture - Italy - line art Perspective Illustration The graveyard, Santo Campo, at Pisa noted for its frescoes by Spinello Aretino and Andrea di Firenze The Renaissance -- the revival of arts and literature under the influence of classical (Greek &

Signs & Symbols - line art Although the Maya had formed agricultural communities as early as 1500 BC, the classic period of their civilization began in AD 200 and lasted until AD 900. They cultivated maize, beans and squash and created magnificent and h

Signs & Symbols - line art The Americas Details from a Mayan manuscript. Although the Maya had formed agricultural communities as early as 1500 BC, the classic period of their civilization began in AD 200 and lasted until AD 900. They cultivated maize,

Signs & Symbols - line art Although the Maya had formed agricultural communities as early as 1500 BC, the classic period of their civilization began in AD 200 and lasted until AD 900. They cultivated maize, beans and squash and created magnificent and h

Signs & Symbols - line art The Americas Mayan hieroglyphics representing dates or times of the year. Although the Maya had formed agricultural communities as early as 1500 BC, the classic period of their civilization began in AD 200 and lasted until AD

Signs & Symbols - line art The Americas Details from a Mayan manuscript. Although the Maya had formed agricultural communities as early as 1500 BC, the classic period of their civilization began in AD 200 and lasted until AD 900. They cultivated maize,

Signs & Symbols - line art The Americas Details from a Mayan manuscript. Although the Maya had formed agricultural communities as early as 1500 BC, the classic period of their civilization began in AD 200 and lasted until AD 900. They cultivated maize,

Signs & Symbols - line art Although the Maya had formed agricultural communities as early as 1500 BC, the classic period of their civilization began in AD 200 and lasted until AD 900. They cultivated maize, beans and squash and created magnificent and h

5Th Century Cave Frescoes