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4
votes
1answer
161 views

How much did Shah Jahan spend on Taj Mahal?

I have watched(on TV) that the spending on Taj Mahal was so huge that it brought misery to the kingdom. So how much did Shah Jahan actually spend?(in whichever monetary unit you think is ...
3
votes
1answer
175 views

Construction of the Great Cothon of Carthage

I'm fascinated by the Great Cothon of Carthage, but when I try to learn more about it online, there's surprisingly little information. Everyone has physical descriptions of the size and shape, but ...
7
votes
1answer
102 views

When did we begin using metal mesh platforms?

I am trying to find the first time we used metal meshes as platforms, like in the image above. I though that a good starting point would be to find the moment metal meshes were created. ...
3
votes
1answer
95 views

What does the forward “Bullnose” of a Bailey Bridge that is under construction look like?

I read an excellent book titled "First Across the Rhine: The 291st Engineer Combat Battalion in France, Belgium, and Germany". In it, they describe some of the many functions that are performed by a ...
8
votes
1answer
196 views

What kind of wood was the standard decking for Aircraft Carriers in World War 2?

I know that both Japan and the United States used wooden decks on their WWII Aircraft Carriers. Was there a specific, "ideal" standard type of wood that was utilized by either country? If so, what ...
6
votes
3answers
212 views

What is the origin of the English Ship Building Philosophy?

I was reading an article on the Vasa the ship built under command of King Gustav Adolf, the ship sank during its launch on August 10, 1628. Part if the article mentions that the ship was somehow ...
20
votes
5answers
3k views

Oldest building in the world still in use

What's the oldest building in the world that is still in use (i.e. used for something other than a tourist spot).
13
votes
1answer
262 views

Why were the Normans such good builders?

The Normans are a bunch of Vikings that settled in northern France, and within a century they were christians speaking French. By 1066 they had become very experienced at fighting wars between ...