National Coal Board was created in 1946.
National Hard Coal Company was created in 1998.
Ploiești National Coal Company was created in 1957.
New South Wales Coal Compensation Board was created in 1985.
National Mediation Board was created in 1934.
Big Pit National Coal Museum was created in 1983.
China National Coal Group Corporation was created in 1999.
National Coal Mining Museum for England was created in 1988.
National Wages Board was created in 1952.
National Enterprise Board was created in 1975.
National Library Board was created in 1995.
National Board of Examinations was created in 1975.
National Science Board was created in 1950.