this post was submitted on 01 Aug 2025
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HistoryPorn

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HistoryPorn is for photographs (or, if it can be found, film) of the past, recent or distant! Give us a little snapshot of history!

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[–] IphtashuFitz@lemmy.world 5 points 23 hours ago (2 children)

The boom caused by the construction of Hoover Dam occurred in the 1930’s. Residential air conditioning didn’t really become a thing until well after WWII, closer to 1950.

[–] Cricket@lemmy.zip 4 points 22 hours ago

Yes, that's pretty much the point I was making. It was another major factor in Las Vegas being almost completely undeveloped in 1947 as per the photo. Same with the current major cities in Arizona, etc.

[–] shalafi@lemmy.world 3 points 22 hours ago

Don't understand. This 1947 pic doesn't look booming to me.