December 28, 1975. (Photo: Associated Press)
Denver Post Caption:
Skateboard Enthusiasm on the Go. These skateboard enthusiasts stage an impromptu race down a sidewalk in suburban Los Angeles as they try their skill at the latest sport to sweep the country. The fad, which began in California, is moving eastward at a fast pace.
The development of polyurethane wheels in the early ’70s sent skateboarding into the mainstream. Shoes? Where we’re going, we don’t need shoes. (Unless we want to do tricks, in which case we will most definitely need shoes.)
(Photo via Big Ole Photos/eBay)
2 Warps to Neptune 
Classic. You’ll actually notice a lot of the ’70s “sidewalk surfers” totally went barefoot while shredding. You’ll see two kids in that pic totally bailed the pad without their tennies on, lol.
The days of tiny plastic decks…