http://www.geocities.com/spike_heron/Bioorg_Med_Chem_Lett_11.pdf (http://www.geocities.com/spike_heron/Bioorg_Med_Chem_Lett_11.pdf)
http://www.geocities.com/spike_heron/Bioorg_Med_Chem_Lett_12.pdf (http://www.geocities.com/spike_heron/Bioorg_Med_Chem_Lett_12.pdf)
http://www.geocities.com/spike_heron/Pharm_Bioch_Beh_v59-3.pdf (http://www.geocities.com/spike_heron/Pharm_Bioch_Beh_v59-3.pdf)
http://www.geocities.com/spike_heron/jm000339w.pdf (http://www.geocities.com/spike_heron/jm000339w.pdf)
http://www.geocities.com/spike_heron/jm000491y.pdf (http://www.geocities.com/spike_heron/jm000491y.pdf)
http://www.geocities.com/spike_heron/jm020153s.pdf (http://www.geocities.com/spike_heron/jm020153s.pdf)
http://www.geocities.com/spike_heron/jm970219x.pdf (http://www.geocities.com/spike_heron/jm970219x.pdf)
http://www.geocities.com/spike_heron/jm9705925.pdf (http://www.geocities.com/spike_heron/jm9705925.pdf)
http://www.geocities.com/spike_heron/jm980076u.pdf (http://www.geocities.com/spike_heron/jm980076u.pdf)
http://www.geocities.com/spike_heron/jm980318q.pdf (http://www.geocities.com/spike_heron/jm980318q.pdf)
http://www.geocities.com/spike_heron/jm9803525.pdf (http://www.geocities.com/spike_heron/jm9803525.pdf)
http://www.geocities.com/spike_heron/jm980692q.pdf (http://www.geocities.com/spike_heron/jm980692q.pdf)
http://www.geocities.com/eric_vornoff/8911213118/pdf/pharmjournals.html (http://www.geocities.com/eric_vornoff/8911213118/pdf/pharmjournals.html)
Dave Nichols Archive (https://www.thevespiary.org/rhodium/Rhodium/pdf/nichols/)
(https://www.thevespiary.org/rhodium/Rhodium/pdf/nichols/) along with a few I had myself - if anyoneone has any further articles co-authored by Nichols, please make them available to me for inclusion in that directory.