A and A' carry two light vertical rods S, M, the one as much in front of the other as there is space between two successive holes in the perforated ribbon.
Buff rods costing (with coal at ios.
A broken lump would then be heated to softness in the furnace; rolled out under a bar of metal, held diagonally across the roll; and when reduced to a rod of a quarter of an inch thick, it was heated and pulled out into even rods about an eighth of an inch thick.
The average of several cubit rods remaining is 20.65, age in general about 2500 B.C. (33).
The pair of beams are hung centrally by rods and hooks from knife-edges in the forked end of a strong beam, which is carried at its fulcrum by the top plate of the frame of the machine.
On the other side of the rotating disk were placed two metal combs C, C, which consisted of sharp points set in metal rods and were each connected to one of a pair of discharge balls E, D, the distance between which could be varied.
He dived again, but I miscalculated the direction he would take, and we were fifty rods apart when he came to the surface this time, for I had helped to widen the interval; and again he laughed long and loud, and with more reason than before.
In multiplications or divisions of any length it is generally convenient to begin by forming a table of the first nine multiples of the multiplicand or divisor, and Napier's bones at best merely provide such a table, and in an incomplete form, for the additions of the two figures in the same parallelogram have to be performed each time the rods are used.
When at last the twelve rods were made, Ahab tried them, one by one, by spiralling them, with his own hand, round a long, heavy iron bolt.
A lost land-bird of strange plumage strays on board, and is made a captive: out of clean shaved rods of right-whale bone, and cross-beams of sperm whale ivory, the carpenter makes a pagoda-looking cage for it.