Twelve men and a tripod to plant one tree
About twelve men use a geared timber tripod hoist to lower a large boxed root ball beside the Palace of Electricity.
The questionIf one tree took this much effort, what did the palaces take?
Investigate · St. Louis 1904
Workers planting a tree in front of the Palace of Electricity in preparation for the Louisiana Purchase Exposition
1 clue in this photo
Photo: Unknown photographer · Public domain · via Wikimedia Commons
Same kind of clue, elsewhere
Carriages for scale along the north-east frontAt that scale, what did the hauling and erection really require from a horse-powered city?
Crowds give the scaleHow many stone-setters and teams would a hall like this need on the timeline recorded?
The Galerie des Machines at true scaleHow was a span that size raised for a single season?
The Court of Honor with crowdsAt this scale, what were the crew and horse counts needed for about 200 buildings in about two years?
A horse and wagon unloading cratesHow many wagon trips would it take to supply a whole fair this way?
Inside the Fine Arts BuildingWhy was a finished gallery like this not kept by a growing city?