00616nam a22002057a 4500001000400000003000800004005001700012008004500029035001800074040002600092041000800118082002000126100002200146245009000168260003500258300002800293504002000321526002100341650004800362448BD-RjUL20211208233200.0131118s1961        enk||||| |||1 001 0 eng d  a(BD-RjUL) 465  aBD-RjULbengcBD-RjUL  aeng0 a029.7bFAT 19611 aFairthorne, R. A.10aTowards information retrieval /cR. A. Fairthorne, Index compiled by Calvin N. Mooers  aLondon :bButterworths,c1961.  axxiii, 211 p. ;c22 cm.  aIncludes index.  bLibrary science. 0aInformation storage and retrieval systems.