1. Add MS 60367-60369 Reference (shelfmark): Add MS 60367-60369 Title: AYRTON PAPERS. Vols. X-XII. Memoranda books; 1849-1858. Three volumes. 155 x 100mm. Scope & Content: Diaries and Memoranda: Memoranda books of W. Ayrton: 1849-1858. Collection Area: Western Manuscripts Languages: English Date Range: 1849-1858 Extent: 3 items
2. Add MS 60367 Reference (shelfmark): Add MS 60367 Title: Scope & Content: Vol. X (ff. ii+18). 1849-1852. Collection Area: Western Manuscripts Languages: English Date Range: 1849-1852 Extent: 1 item
3. Add MS 60368 Reference (shelfmark): Add MS 60368 Title: Scope & Content: Vol. XI (ff. i+23). 1853-1855. Collection Area: Western Manuscripts Languages: English Date Range: 1853-1855 Extent: 1 item
4. Add MS 60369 Reference (shelfmark): Add MS 60369 Title: Scope & Content: Vol. XII (ff. i+21). 1856-1858. Collection Area: Western Manuscripts Languages: English Date Range: 1856-1858 Extent: 1 item