Vereinskerze or German candle

A unit of luminous intensity used in Prussia, 19th century, the light from a cylindrical candle made of paraffin, with a diameter of 20 millimeters and a length of 314 millimeters, burning with a flame height of 50 millimeters. The wick consisted of 25 strands of twisted cotton thread.

According to Appleton, 1 Vereinskerze was approximately equal to 1.05 British standard candles or to 1.16 to 1.224 hefner.

Literally translated, the name means “union candle,” and it was sometimes referred to as the association candle.

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