Keywords: Tiphys Batavus (frontispiece).jpg Frontispiece of Willebrord Snellius' Tiphys Batavus http //www library tudelft nl/ws/a/resources_guide/treacutesor/treacutesor_highlights/marine_technology/index htm http //www library tudelft nl/ws_overig/tresor/snellins-voorblad-groot jpg 1624 Willebrord Snellius PD-old-100 Willebrord Snellius 1624 |