00560nam a22001577a 4500 2996 2996 200319b ||||| |||| 00| 0 eng d 665.52 H6779 2591 Ministry of supply,Scientific and Industrial Research, London. Lubricants and lubrication London Her Majesty's stationary Office 1952 234 p. 24.10 Selected Government Research Report, Vol .II Lubrication and Lubricants BK 0 0 ddc 0 665_520000000000000_H6779 0 7892 CL CL 1956-03-15 A. H. Wheeler 665.52 H6779 02233 2020-03-19 BK