National Bureau of Standards Replica Meter Standard | National Museum of American History
The Last Original Standard Metre – Paris, France - Atlas Obscura
The last meter standards in Paris | Un jour de plus à Paris
The Place Vendôme standard meter restored and reinstalled | Flickr
Mètre Étalon: The Last Original Standard Meter in Paris via @fotostrasse
Four mornings to explore Paris with Sarah | Paris Running Tours (English)
When France switched to the meter in the 18th century, they placed 16 of these across Paris so that people would be able to tell exactly how long a meter is. :
To Promote DIY Metric Rulers in the 18th Century, Paris Placed Meter-Long Marble Blocks on Public Buildings - Core77
The Unfashionable Human Body: Standard Meter Bar
The Last Original Standard Metre – Paris, France - Atlas Obscura