Headings
- SuFjec^ headings used in the dictionary cata
logues of the Library of congress^ Ed. by Mary-
Wilson MacNair.
3 ed.	4:o Washington 1928.
Library of congress.
4 cumulative suppl. to the third ed. in-
cluding all additions from january 1928 to
december 1937*
4:0 Washington 1938.
Library of congress.
Se Katalog 1958-:	Subject headings...

Headings
Subject headings used in the dictionary cata-
logues of the Library of congress. Ed. by Mary
Wilson MacNair.
3	ed.	4:0 Washington 1928.
Library of congress.
4	cumulative suppl. to the third ed. in-
cluding all additions from January 1928 to
dec ember 1937.
4:0 Washington 1938.
Library of congress.
Se Katalog 1958-:	A Subject headings...