19. NUMBER BUILDING Adding an entire number to a base number A bibliography for Physics The main number for bibliographies and catalogs of works on specific subjects or in specific disciplines with a note to “add to base number 016 notation 001-999” the number for the specific subject 016 The number for physics 530 The subject number added to the base number 016 530 The resulting number, terminal zero removed 016.53
20. Number Building Adding a fraction of a number or fractions of numbers to a base number A general Russian periodical 057.1 Number for all serial publications as indicated in the index 050 Number in schedule for serial publications in Slavic languages with instruction: “add to base number 057, the numbers following 037 in 037.1-037.9 057 Number for Russian 037.1 Add the number following 037 to base number 057 1 Resulting number 057.1