In his application Selden described a machine with a gasoline-driven, combustion-type engine that sat in front of the driver; a clutch; a foot brake; a drive shaft; and front-wheel drive.

申请中，赛尔登描述了一项机器是石油驱动、在驾驶座前有燃烧式发动机；离合器、脚刹车、前轮驱动。

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Profiled steel plates, forming the foundation shaft, were driven 15 metres into the ground and a further 3 metres into the limestone bedrock by an enormous vibrating sheeting machine.

被描绘钢碟子，形成基础桥，轮廓的被进入地面之内驾驶15公尺而且进入盖上被单机器的一个巨大振动的石灰石岩床之内驾驶还有3公尺。

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