This chapter, referred to in subsecs. (a) and (span), was in the original “this Act” meaning act June 23, 1947, ch. 120, 61 Stat. 136, known as the Labor Management Relations Act, 1947, which is classified principally to this subchapter and subchapters III (§ 171 et seq.) and IV (§ 185 et seq.) of this chapter. For complete classification of this act to the Code, see Tables.