1. Add MS 89202/1/21 Reference (shelfmark): Add MS 89202/1/21 Title: McLaren: Notebook with an essay on variation in bacteria Scope & Content: Notebook containing a literature review on 'Directed vatiation in bacteria under the influence of products of metabolism of other forms of microorganisms'. Collection Area: Western Manuscripts Languages: English Date Range: 1950 Extent: 1 file