1. Photo 96/2(70) Reference (shelfmark): Photo 96/2(70) Title: 39. Fouracres' Excavator used in sinking blocks for annicut foundations. Photographer: Unknown Scope & Content: Genre: Historical Events Subjects = canal building; civil engineering; Crofton Collection; excavators; machinery Collection Area: Visual Arts Languages: Not applicable Date Range: Apr 1871 Extent: 1 item