I only have and not for sale, I almost sold them to a lady in new orleans, now glad I didn't she lost everything in the flood.
Vol 20 January 1997 # 77 no OALMANN listed in index
Vol 20 April 1997 #78 OALMANN not listed in index
missing #79 probably in a box somewhere
Vol 20 October 1997 #80 OALMANN not listed in index
will check 1998 issues and post what I find on Oalmann