All created in same millennium. 
By nature unprejudiced observers.  Chief aids of Gabriel.  Created by Creator Son, Mother Spirit, and Father Melchizedek.  Dominant influence on Jerusem.  Halfway between God and man.  Known as emergency Sons.  Life carriers to midsonite worlds.  Local universe Sons of God.  Not infallible in judgment.  Receivers of defaulting planetary governments.  Self-governing. 
Bestowal of Michael as.  Easily make themselves visible.  Have never betrayed their trust.  Home world is sphere Melchizedek.  In personality registers.  Jesus held to be priest after order of.  Mortals sometimes permitted to see.  Nebadon’s Melchizedek Sons are renowned.  No powers of reproduction.  Residence in Jerusem circles. 
12 accompany Magisterial Sons on bestowal missions.  All judicial problems reviewed by council of.  Assist Trinity Teacher Sons in light and life.  Chief serves on Jerusem executive council.  Colleges on Edentia.  Commission Mansion World Teachers.  Direct mansion worlds.  Do not interfere with planetary administrations unless asked.  Function as mobile advisory review courts.  Function directly in mortal ministry without necessity of incarnation.  Immediately dispatched to Jerusem upon outbreak of rebellion.  In charge of 1st, 4th Salvington circuits.  Incarnate when accompanying Avonal Sons on planetary bestowals.  Incarnated as humans 7 times in Nebadon.  Instruct prospective Planetary Princes.  Maintain autonomous intelligence organization.  Metamorphic range of personality function, incarnation.  Mortals’ foster fathers on Jerusem.  Remain with universes of origin in light and life.  Schools in local systems.  Sent as advisers to Life Carriers until arrival of Planetary Prince.  Sponsor Nebadon educational system.  Supervise resurrection halls for modified ascenders on Edentia.  Teach on Jerusem.  Test Jerusem citizens for suffrage qualifications. 
Stationary number; 10 million in Nebadon.  Teachings have never been contradicted.  Technical Advisers aid.  Use seraphic transport.  Wrote Papers 38, 39, 43, 45, 49, 53, 56, 66–72, 90, 92–106, 120. 
See also: UB 35:2,4.