The act entitled “An act to incorporate the Lee Memorial Association,” approved January 14, 1871, as amended by an act approved December 29, 1877, as amended by an act approved March 3, 1879, as amended by an act approved March 13, 1884; the act entitled “An act to authorize the investment of moneys belonging to the Lee Memorial Association in State bonds,” approved March 20, 1877; and the act entitled “An act to authorize the redemption of certain State securities held by the Lee Monument Association,” approved March 19, 1884, shall severally continue in force.