Mexican Army Superior War College (Escuela Superior de Guerra) Insignia Set - Atomic/Nuclear Sciences Division (Circa 1960-1980)
 
A matched pair of specialist insignia consisting of:
 
Bullion Wire Thread Version - Intricately hand-embroidered in gold bullion wire on wool base, black felt backing with two clutch pins for attachment.
Measuring approximately 4cm x 5.5cm
 
Enameled Metal Version - Cold enamel cloisonné construction on stamped brass base, three clutch pins for attachment.
Measuring approximately 3.5cm x 4.5cm
 
Historical Context
These were worn by:
 
Faculty members of the Atomic/Nuclear Sciences department
 
Advanced students in nuclear strategy programs
 
Likely dates from Mexico's Cold War nuclear research period (1960s-1970s) when the ESG established specialized scientific curricula
 
Rarity Assessment
 
Extremely scarce - Only the second matched set documented
 
Metal version more common (issued to students)
 
Bullion version exceptionally rare (reserved for senior instructors)