A simple plan is as follows - draw an outline of the country of which a map is to be produced upon a board; mark all points the altitude of which is known or can be estimated by pins or wires clipped off so as to denote the heights; mark river-courses and suitable profiles by strips of vellum and finally finish your model with the aid of a good map, in clay or wax.
Lvg, Primarily left (subsequently x, x', Pins fastening the elastic the sub-intestinal) visceral cord (representing the vis ganglion.
A horizontal arm fixed to a vertical shaft in gear with the mechanism sweeps over these pins at the rate of about two revolutions per second.
Once someone knows how to make a factory that can produce 48,000 pins a day with ten people, someone else can figure out how to make one that makes 100,000 a day with five people.
The balance weights found as part of the equivalent revolving system when reciprocated by their respective crank pins form the balance weights for the given reciprocating system.
Each extraneous force W acting on a bar may be replaced (in an infinite number of ways) by two components P, Q in lines through the centres of the pins at the extremities.
The men of that party, remembering Suvorov, said that what one had to do was not to reason, or stick pins into maps, but to fight, beat the enemy, keep him out of Russia, and not let the army get discouraged.
These ties are jointed to the hanging chains by pins 20 in.
The silk drawn by the rows of teeth on the drum through the porcupine rollers (or porcupine sheets in some cases) covers the whole of the drum, hooked at certain intervals round the teeth; and when a sufficient weight is on the machine, it is stopped, and an attendant cuts, with a knife, the silk along the back of each row of teeth, thus leaving a fringe of silk hooked on the pins or teeth.
These pins are much finer than those of the breaker and finisher cards, consequently the fibres are more thoroughly separated.