He then grips the body of the bottle with a four-pronged clip, attached to an iron rod, and passes it to the " bottle maker."
The gravel is dug by hand and thrown in at the upper end, the stones kept back being removed at intervals by two men with four-pronged steel forks.
In both the fruits fall out freely from the glume, and in the latter the awns are three-pronged and shorter than the grain.
An ax will be useful, a hunting spear not bad, but a three-pronged fork will be best of all: a Frenchman is no heavier than a sheaf of rye.
The cartesian parabola is a cubic curve which is also known as the trident of Newton on account of its three-pronged form.