Available Data:

Microparticle Data Description (Thompson,L.G.)
Microparticle Data, Size Ranges <2.5 micron (Thompson,L.G.)
Microparticle Data, Size Ranges 2.5-16 microns (Thompson,L.G.)
Microparticle Data, Total Particle Sums (Thompson,L.G.)

World Data Center for Paleoclimatology Mirror (Ice Core Gateway):

Camp Century, Greenland