Four entomology books, comprising: Martin Mosley 'The Dry-Fly Fisherman's Entomology' (London 1921, wallet finding in original green cloth), G.V. Hudson 'New Zealand Neuropetera...', (London 1904), G.V. Hudson, 'An Elementary Manual of New Zealand Entomology...' (London 1892, uncut copy) and J.R. Harris, 'An Angler's Entomology' (London 1952).