argentum_browse         Browse services interactively
argentum_cache_clear    Clear the argentum cache
argentum_cache_path     Where argentum stores cached documents
argentum_capabilities   Retrieve and parse a GetCapabilities document
argentum_download       Download WFS layers to disk
argentum_help           Guided help at the console
argentum_layers         List the layers published by a service
argentum_organizations
                        List organizations publishing OGC services
argentum_read_wfs       Read a WFS layer as an sf object
argentum_read_wms       Render a WMS layer as a raster
argentum_search_organizations
                        Search the organization catalogue
argentum_wms_legend     Retrieve the legend graphic for a WMS layer
