A comprehensive count of bigram frequencies and versatilities by position was tabulated for 2-9 letter words recorded by H. Kucera and W. Francis (1967). A total of 577 bigrams were found variously distributed throughout words. Such counts should prove useful in determining the orthographic regularity of specific words. (10 ref) (PsycINFO Database Record (c) 2006 APA, all rights reserved)