000 00557nam a22001577a 4500
008 230313b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
080 _aD 025.49LC
_bLib
245 _aClassification:
_bClass A general works polygraphy
_c/The Library of Congress Processing Department Subject Cataloging Division
250 _a3rd ed.
260 _aWashington:
_bThe Library of Congress,
_c1963
300 _aiv, 47p.
650 _aClassification
653 _aSubject cataloging
942 _2udc
_cBK
999 _c7984
_d7984