000 00313 a2200121 4500
080 _a621.911.4:624.131
_bU 36 S
245 1 _aScrapers
_cby N.A. Ulyanov
260 _aSpringfield
_bNational Technical Information Service
_c1974
650 _aScrapers
100 1 _aUlyanov, N.A.
300 _a21 p.
901 _a146548
999 _c77480
_d77480