3Application of Act.
This Act shall apply—
(a)to any library under the Public Libraries Act, 1892 ; and
(b)to any library or reading-room maintained by a Society registered under the [56 & 57 Vict. c. 39.] Industrial and Provident Societies Act, 1893, or under the [59 & 60 Vict. c. 25.] Friendly Societies Act, 1896, or by any registered Trade Union.