1. IOL.1947.a.1529(8) Reference (shelfmark): IOL.1947.a.1529(8) Title: Microsection of soft country rock enclosing unproductive vein. Photographer: Unknown Scope & Content: Genre: Scientific Photography Photomicrograph, circular image, mounted facing p. 128. Collection Area: Visual Arts Languages: Not applicable Date Range: c 1909 Extent: 1 item