If "txt" refers to , you are likely looking for specifications for professional printing. Standard Weights:
The heaviest standard text weight, ideal for high-end flyers and art books. Ncess txt
The phrase likely refers to Necessary Text or is a shorthand for the NCESS organization. Depending on your context, this could relate to a specific South African education policy paper or general printing paper weights. 1. South African Education Policy (NCESS) If "txt" refers to , you are likely
Text weight paper is thinner than "cover" or "cardstock" and is designed to fold easily without cracking. 3. e-Social Science (NCeSS) Depending on your context, this could relate to
The UK e-Social Science Research Programme reviews the progress of using e-Infrastructure (data mining and collaborative tools) for social science research.
In a technical or research context, refers to the National Centre for e-Social Science .