He wrote on dialling and made a number of improvements in geometric instruments.
Aug. 8th, John Elmeston,m student of Oxford, cam to me for dialling.
The art of dialling is intricate, and this indicates that the old clockmaker had a sound technical and scientific knowledge.
Gnomon′ics, the art of dialling; Gnomonol′ogy, a treatise on dialling.
Blagrave was the author of a number of works on Geometry, Navigation, dialling, etc.
The general principles of dialling will now be readily understood.
During the 17th century dialling was discussed at great length by many writers on astronomy.
early 15c., "sundial," earlier "dial of a compass" (mid-14c.), apparently from Medieval Latin dialis "daily," from Latin dies "day" (see diurnal).
The word perhaps was abstracted from a phrase such as Medieval Latin rota dialis "daily wheel," and evolved to mean any round plate over which something rotates. Telephone sense is from 1879, which led to dial tone (1921), "the signal to begin dialing," which term soon might be the sole relic of the rotary phone.
1650s, "to work with aid of a dial or compass," from dial (n.). Telephone sense is from 1923. Related: Dialed; dialing.
for the measurement of time, only once mentioned in the Bible, erected by Ahaz (2 Kings 20:11; Isa. 38:8). The Hebrew word (ma'aloth) is rendered "steps" in Ex. 20:26, 1 Kings 10:19, and "degrees" in 2 Kings 20:9, 10, 11. The _ma'aloth_ was probably stairs on which the shadow of a column or obelisk placed on the top fell. The shadow would cover a greater or smaller number of steps, according as the sun was low or high. Probably the sun-dial was a Babylonian invention. Daniel at Babylon (Dan. 3:6) is the first to make mention of the "hour."