: aboutUrlhttp://www.w3.org/ns/csvw# Create a prefix for http://www.w3.org/ns/csvw# Hit Enter to save Double click to create a prefix | : _PRODUCT_https://iisg.amsterdam/hisco/code/product/ Create a prefix for https://iisg.amsterdam/hisco/code/product/ Hit Enter to save Double click to create a prefix | : 2017-10-31T23:28http://iisg.amsterdam/hsn2013a_hisco_comma/provenance/fbedcdf7/ Create a prefix for http://iisg.amsterdam/hsn2013a_hisco_comma/provenance/fbedcdf7/ Hit Enter to save Double click to create a prefix |