Once may read this extra chapter in The Constitution of the Presbyterian Church in the United States of America — published by the PCUSA’s Presbyterian Board of Publication, Philadelphia, 1908, at pp. 138ff. There, this new 1903 chapter reads as follows:
"I. The Holy Spirit, the third person in the Trinity, proceeding from the Father and the Son, of the same substance and equal in power and glory, is, together with the Father and the Son, to be believed in, loved, obeyed, and worshiped throughout all ages. II Cor. 13:14; John 15:26; Matt. 28:19; 3:16-7; Luke 1:35; Eph. 4:30; Heb. 1:29; I Cor. 10:10-1; Rev. 22:17; Eph. 2:18-20,22; John 14:26; 16:7; Gal. 4:6; Acts 5:3-4; Acts 16:6-7; Mark 3:29; Rom. 8:26-7; I John 2:20-7."