Hectad

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11	Microsoft PowerPoint - BSBI Botany News VC92 South Aberdeenshire 2 March 2014 Add to Reading List Source URL: bsbi.org.uk Language: English - Date: 2014-10-13 13:49:37 Hectad Botanical Society of the British Isles Area Monad Tetractys Esotericism Measurement Geometry Tetrad
12	BSBI Draft Data Entry Guidance The following guidance was developed, and thoroughly tried and tested by the BSBI. It was developed to help those digitising both recent and historical datasets. Although specifically writt Add to Reading List Source URL: bsbi.org.uk Language: English - Date: 2015-04-15 13:10:21 Geodesy Geography of the United Kingdom Tetrad Ordnance Survey Hectad Grid Form Cartography Measurement Geography