Question

Enumerate any three time saving devices according to Fourth Law of Library Science.

Answer 1

Answer:

brainliest nd thnks me plssss

Explanation:

"fundamental laws" of Library Science. These are applicable to any problem in the areas of library science, library service, and library practice. These laws are like pot containing oceans. Prior to their enunciation, the subject of Library Science had no philosophy. These laws gave a philosophical base, guaranteeing an everlasting future to the subject of library science, the profession of librarianship, and the use of libraries