HP Key Notes Available

The following items are outside of my sphere of interest, but I bet some on this list would be interested, so here goes... I have available for trade a complete set of the first few years of the HP Key Notes magazine: HP Key Notes 1977 Vol 1; numbers 1,2 (featuring the HP-01), and 3 HP Key Notes 1978 Vol 2; numbers 1,2,3,4 HP Key Notes 1979 Vol 3; numbers 1,2,3 Plus HP Key Notes 1981 Vol 5; numbers 1, 3 and "The Hewlett-Packard Personal Calculator Digest" magazine Volume Three 1977. Cover HP-19C and HP 67/97 User's Library Catalog of contributed programs (not the programs themselves) with program submittal worksheets If interested, contact me via billdeg at aol dot com or my web site, vintagecomputer.net. I would consider almost any reasonable trade