Source: The Jews of Cuba
United Hebrew Congregation Maccabee Center - Built 1910
Text of plaque reads, according to the Jewish website The Jews of Cuba:
"Honoring their memory
In this place are buried pieces of soap made from Jewish human fat,
part of the 6 million victims of the Nazi barbarism of the 20th Century.
Peace to their remains."
A more direct translation from the Spanish text of the plaque:
"Honoring Their Memory
In this place are buried several bars of soap made from Hebrew human fat,
part of the six million victims of Nazi barbarism of the twentieth century.
Peace to their remains."