To Repair A Repeating Clock-bell.
A seconds pendulum of a regulator, which has no compensation for temperature will cause the clock to lose about {738} 1 second per day for each 3 degrees of increase in heat. A watch without a compensation balance will lose 6.11 seconds in 24 hours for each increase of 1° F. in heat.
To Remedy Worn Pinions.
Watchmakers’ Oil.
II.—Stir up for some time best olive oil with water kept at the boiling point; then after the two fluids have separated, decant the oil and shake up with a little freshly burned lime. Let the mixture stand for some weeks in a bottle exposed to the sunlight and air, but protected from wet and dirt. When filtered, the oil will be nearly colorless, perfectly limpid, and will never thicken or become rancid.