T. V. Ratnam

1929

• Quality control in spinning
• SITRA norms for spinning mills
• 50 years of growth of SITRA
• A decade of SITRA's research, 1981-82 to 1990-91
• Maintenance management in spinning
• Norms for productivity in spinning
• Norms for spinning
• SITRA norms for spinning mills
• SITRA's research during the nineties