Out of interest!
Nord C 800 = Caudron (Nord) C.800
Caudron C.800 2-seater. Two prototypes flew during 1942. 300
were then built by Caudron in 1945. Caudron had then become the
S.N.C.A.N. (Societe Nationale de Construction Aeronautique du
Nord) at Issy les Moulineux. (150). The above organisation also
built gliders and aeroplanes under the name Nord. The C.800
became the standard training two-seater for all French gliding clubs.
http://www.lakesgc.co.uk/mainwebpages/VGC%20News%201973-2003/No_44_Summer_1982.pdf
Malcolm.