1/2" across. White enamel vintage P.H.C. pin.  Protected Home Circle pin.  Rare pin.  Very good condition.
 
The avowed purposes of the society were to protect the home, care for the sick, provide social recreation, and furnish its members with safe, economic, and reliable insurance protection. Before founding the Protected Home Circle (PHC), the fraternal insurance business had been carried on in a very crude manner. 
“The first societies wholly ignored the laws of mortality, and by the constant addition of new members, sought to keep the average age of their members at a point where the annual mortality cost would be comparatively low,” reports said. “The founders of the PHC saw the fallacy of this course, and instead of collecting an assessment whenever a member died, as the others were doing, they fixed a level rate and collected twelve monthly payments annually from the very first, twenty-five percent of those payments being set aside as a reserve fund to meet increasing death losses. The PHC was the first fraternal order in the United States established with a reserve fund provision. It was also the first reserve fund society in the U.S. to admit women equally with men.” ...Wiki