According to my _Slovar' sokrashchenij russkogo jazyka_, <NIOKR> stands for <nauchno-issledovatel'skie i opytno-konstruktorskie raboty>. Cheeers, -=GARY=- Gary H. Toops TOOPS at TWSUVM.UC.TWSU.EDU Associate Professor Ph (316) 689-3180 Wichita State University Fx (316) 689-3293 Wichita, Kansas 67260-0011 USA http://www.twsu.edu/~mcllwww