>Do you happen to have specific references to Bhushan's tomes that 
describe this? If they are in your paper I'd love a final electronic 
copy of it.

Here are the references from the paper:

Bradshaw, R. and B. Bhushan. "Friction in Magnetic Tapes III: Role of
Chemical Properties." ASLE Transactions, 1984;27(3):207-219.

Bradshaw, R., B. Bhushan, C. Kalthoff, and M. Warne. "Chemical and
Mechanical Performance of Flexible Magnetic Tape Containing Chromium
Dioxide."  IBM Journal of Research and Development, 1986;30(2):203-216.

Sarah Norris 
Texas State Library and Archives Commission 
phone: (512) 463-5446 
fax: (512) 463-5430 
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