Mark P. Williamson

• Calibration of NIST standard reference material 3201 for 0.5 inch (12.65 mm) serial serpentine magnetic tape cartridge
• Calibration of NIST standard reference material for 3202 for 18-track, parallel, and 36-track, parallel serpentine, 12.65mm (0.5 in), 1491cpmm (37871 cpi), magnetic tape cartridge
• Power Play
• Standard reference materials
• Standard reference materials (NIST special publication)
• The 3480 type tape cartridge