Horse power

Marcia Spivak is one of more than three dozen artists participating in A Horse, of Course, an exhibition of “contemporary contemplations of the equine form” opening Friday, Sept. 13, at ArtsWestchester, 31 Mamaroneck Avenue, White Plains, N.Y. From thoroughbreds to carousel horses, the show will feature sculpture, painting, photography and drawing. ‘Grazing Study III,’ above, is one of Ms. Spivak’s entries. Information: