„… . , Relocations and Reductions, and a comparative and an equival ence table for 780 Music . Thereafter fol low …” „… 04 Classification Systems & Thesauri (CS & T) 05 Periodicals and Serials 06 Conference Reports …” „… THEORETICAL FOUNDATIONS 1 1 Order and Classification 12 Conceptol ogy i n Classification 13 Hathematics …”