1. 561.b.2, 7(18) Reference (shelfmark): 561.b.2, 7(18) Title: Excavations, 1869 - View in the fourth pit on the line of the Wall of Servius Tullius, between the Caelian and the Aventine, shewing the specus of the aqueduct. Photographer: Unknown Collection Area: Printed Collections Languages: Not applicable Date Range: 1869 Extent: 1 item