Surrender of Minor Children

The mother, who had never married, on April 4,1960, executed four documents, each purporting to “surrender ... to the Massachusetts Society for the Prevention of Cruelty to Children [the Society] . . ., for the purpose of adoption,” the minor child of the mother named therein, and to “give . . . [the mother’s] consent irrevocably to any adoption proceedings approved by the said charitable institution. ’ ’ The mother on April 26,1960, sent to the Society a purported revocation of the surrenders. The Society on June 1, 1960, acting under G. L. c. 210, § 3A, inserted by St. 1953, c. 593, § 1,…