To find the electronic texts by R.A.Kraft, see

http://ccat.sas.upenn.edu/rs/rak/cv.html#publications (with appropriate links)

as well as

http://ccat.sas.upenn.edu/gopher/other/journals/kraftpub/

and

http://ccat.sas.upenn.edu/rs/rak/publics/

Here is an index organized according to general content areas:

http://ccat.sas.upenn.edu/rs/rak/publics/0index.htm