Russell was an American experimental car designed by Raymond Russell, known as Ray Russell, in the 1940s. Its main feature was hydraulic drive. The engine supplied oil pressure to four hydraulic motors, one at each wheel, which removed the need for a transmission, driveshaft, differential and conventional brakes and provided between seven and 15 forward speeds. The prototype was a crude-looking plywood-bodied car weighing about 2,000 pounds. Had it gone…