Series[UMA-SRE-20150084] Client legal documents of Blake & RiggallAccession[1962.0004] Records of Blake & RiggallIdentifierUMA-IT-000130981Scope and ContentAssignment Letters Patent, Mr William McKENZIE to Messrs W MCKENZIE and John Henshelwood re 'The Niagara Filter'Access StatusAccess restrictions applyRequest TypeRequest unitUnit2015.0084 Unit 0219
Blake & Riggall, Mckenzie (8 May 1888), [UMA-IT-000130981]. University of Melbourne Archives, accessed 30/04/2026, https://archives.library.unimelb.edu.au/nodes/view/614668
