00812nam a2200253 a 4500 72869 BD-RjUL 20211209082323.0 170524s1964 nyua b 000 0 eng d (BD-RjUL)73087 DLC/ICU CGU EQO BD-RjUL eng engrus 23 620.16 ACT 1964 The actual contact area between touching surfaces / P. E. D'yachenko ... [et. al.] New York : Consultants Bureau, 1964. 68 p. : ill. ; 28 cm. Half title in English, Russian, and transliterated Russian. Bibliography: p. 67-68. Metals Surfaces. 215546 Engineering inspection. 215547 D'yachenko, P. E. 215548 ddc BK 72869 72869 0 0 ddc 0 1 NFIC RUCL RUCL Reading 1966-06-30 Asia Foundation 0 620.16 ACT 1964 2017-05-24 00:00:00 C-1 2017-05-24 BK