*Available from the National Technical Information Service, use "PB" or "COM" number when ordering. Available in Microfiche for $3.50; consult NTIS for paper copy price. *Available from the National Technical Information Service; use "PB", "AD", "COM", or NBS publication identification if no specific NTIS number is assigned. Available in Microfiche for $3.50; consult NTIS for paper copy price. |