02/09/1925
https://www.presidency.ucsb.edu...
"All competitors rated at 70 or more shall be eligible for appointment, and their names shall be placed on the proper register, according to their ratings."
"I Calvin Coolidge, President of the United States of America, pursuant to the authority vested in me by law, do hereby amend Executive Order No. 4846-A, dated March 30, 1928, to include the assignment..."
"Whereas Section 6 of the Radio Act of 1927 provides that all Government stations shall use such frequencies or wavelengths as shall be assigned to each or to each class by the President"
"No employee entitled to military preference in appointment shall be discharged or dropped or reduced in rank or salary if his record is good."