(a) The purchase, distribution,
exhibition or loan of any book, magazine or other printed or manuscript material by any
library, school or institution of higher learning supported by public appropriation;
(b) The purchase, distribution,
exhibition or loan of any work of art by any museum of fine arts, school or institution of
higher learning supported by public appropriation;
(c) The exhibition or performance
of any play, drama, tableau or motion picture by any theater, museum of fine arts, school
or institution of higher learning supported by public appropriation.