Thesaurus Scienta Lancastriae
Williams, Robert / Aylward-Williams, Jack / Dion, Mark / Barrowclough, David / Morris, Simon / Rodwell, John / Wade, Peter / Williams, Robert / Williams, Robert![Thesaurus Scienta Lancastriae](https://support.digitalhusky.com/media/annotations/sorted/228/22808694/CHSBZCOP0322808694.jpg)
A reference work on the subject of collecting and taxonomy.