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Adjusted Watches awarded Balance Springs Breguet BRITISH HOROLOGICAL INSTITUTE CHARLES FRODSHAM Chronographs CHRONOMETER & WATCH City and Guilds Class CLERKENWELL Clock Makers Clockmakers Clocks and Watches compensation Coventry cutter dated diameter diamond drill ENGLISH WATCH Engraving force fusee Geneva Gold and Silver Gold Medal GOSWELL ROAD Greenwich hand Hillgren's HOLBORN CIRCUS hole Honourable HOROLOGICAL JOURNAL Improvements inch International Exhibition iridium isochronism JEWELLERS Keyless Watches Kullberg lathe Lever Escapements Lever Watches LISTS ON APPLICATION LONDON London-"Improvements Main Springs Marine and Pocket Marine Chronometers Messrs Musical Boxes MYDDELTON Northampton Square Observatory pallet Paris PATENT pendant pendulum Percival Street piece pinion pivot plate Pocket Chronometer polished Price List Prize Medal repairing screws second best Specimen SPENCER ST Spencer Street steel stood Second striking clocks teeth temperature Timepieces tion Tools and Materials Trade trial turn Watch and Clock WATCH DIAL ENAMELLER WATCH MANUFACTURERS Watch Materials Watchmakers weight winding Wire
Page 85 - ... the long-expected hour was passed. In short, the father, thus disappointed, said to his unfortunate daughter, ' I will write a book of your name, which shall remain to the latest times, — for a good name is a second life, and the groundwork of eternal existence.
Page 42 - When I was a boy My belly was my sundial ; one more sure, Truer and more exact than any of them. This dial told me when 'twas proper time To go to dinner, when I had aught to eat. But nowadays why, even when I have, I can't fall to, unless the sun gives leave. The town's so full of these confounded dials, The greatest part of its inhabitants Shrunk up with hunger, creep along the streets.
Page 9 - February in leap year, the notch is not quite so deep as the other three-quarter notches. Each day, after moving the day of the week and the day of the month, the lever D, solicited by the spring h, returns its arm r to rest on the circumference of the count disc or in one of its notches according to the position of the disc. The point of the piece «, pressed by its spring, rests on the snail k, and on the last day of the month it falls on the small part of the snail.
Page 141 - The mean monthly temperature was above the average from January to May, then below until September. In October, November, and December it differed little from the average. The mean daily motion of the air in 1882 was 306 miles, being 27 miles greater than the average. For the month of November the mean daily motion was 449 miles, being 159 miles above the average.
Page 100 - ... similar to a pinion leaf cut in half. The end of the tail of the pallet should be rounded and finished off smoothly at right angles to its face, its length such that it is well free of the pin in the rack when gathering the last tooth but one, and rests fairly on the pin when the rack is up. If the tail of the pallet were left quite straight, and the end filed off square, there would be...
Page 61 - ... of the pinion itself, which speedily cuts it into grooves to fit. The pinion is rested while polishing in a groove cut in a block of soft deal, which allows it to give to the hand, and keeps it flat. When the file marks are all out, the pinion is ready for hardening. Twist a piece of stout binding wire round it, and cover it with soap ; heat it carefully in a clear fire, and quench it in a pail of water that has been stirred into a whirlpool by an assistant, taking care to dip it vertically....
Page 73 - Force simply, is any cause which tends to alter a body's natural state of rest, or of uniform motion in a straight line.
Page 159 - He looked a long while at it, took it several times in pieces, and put it together again — Sir, said I, is there any fallacy in the machine ? — I confess, said he, I see none.
Page 142 - ... or ammoniacum, which must be rubbed or ground till they are dissolved. Then mix the whole with a sufficient heat. Keep the glue in a phial closely stopped, and when it is to be used, set the phial in boiling water.
Page 42 - ... zodiac, and consequently at every point of his path through the ecliptic. This also points out the hours of the day, the shadow descending with the rising and again ascending with the setting sun, the square compartments being marked with the hours. It seems, that when it was in use it was suspended by the hook or ring, the side being presented to the sun, and that when the extremity of the shadow of the gnomon reached the extremity of the line marked with the name of the actual month, the horizontal...