All the rights, powers, duties, obligations and authority belonging to or vested in the Child Welfare Commission, the Tuberculosis Commission or the State Health and Welfare Commission, prior to May 21, 1941, are transferred to and vested in the Department as successor to those commissions. The Department is clothed with all the power and authority necessary for the competent discharge of the duties imposed upon it.

33 Del. Laws, c. 57, §§ ?4, 9; 34 Del. Laws, c. 69, § ?1; Code 1935, § ?744; 43 Del. Laws, c. 91, § ?1; 16 Del. C. 1953, § ?121; 70 Del. Laws, c. 544, § ?9;