Besides the action of the thyroid as energizer, lubricator, and growth catalyzer, it has a remarkable power as a differentiator of tissues.

SOMETHING ABOUT SIGHT-FEED LUBRICATORS All such lubricators feed oil through the drop-nipple by hydrostatic pressure; that is, the water of condensation in the condenser and its pipe being elevated above the oil magazine forces the oil out of the latter by just so much pressure as the column of water is higher than the exit or outlet of oil-nipple.

SOMETHING ABOUT SIGHT-FEED LUBRICATORS All such lubricators feed oil through the drop-nipple by hydrostatic pressure; that is, the water of condensation in the condenser and its pipe being elevated above the oil magazine forces the oil out of the latter by just so much pressure as the column of water is higher than the exit or outlet of oil-nipple.

In a general way it may be stated that certain precaution must be taken to insure the satisfactory operation of all sight-feed lubricators.

Then follow the usual directions given with all lubricators.

Then comes injectors, lubricators have third place, and so on down the list.

These come next in the long list of inquiries and wishing to satisfy myself as to the relative superiority of various cylinder Lubricators, I resorted to the same method as persued in regard to injectors.

Of all the queries and objections made of the many Lubricators, there are two showing the least trouble to the operator.

I have never received a legitimate objection to either of these two Lubricators, but I received the same query concerning both, and this objection, if it may be called such, is so clearly no fault of the construction or principle of the Lubricator that I have concluded that they are among if not actually the best sight feed Lubricator on the market to-day.

Now the answer to this is so simple and so clearly no fault of the Lubricator that I am entirely satisfied that by recommending either of these Lubricators you will get value received; and here is a good place to answer the above query.

This coating allows the drop to adhere to it until it becomes too large to pass up through the glass without striking the sides and the glass becomes blurred and has the appearance of being full of oil, so in a measure to obviate this Powell's Lubricators are fitted with 3/4 glasses-being of large internal diameter.

124 Something About Sight-Feed Lubricators 132 Two Ways of Reading . . . . . . . . . .

I then got some cloths and thoroughly cleaned the dust off the commutators; ran nextfor I was in a strange fierce hasteand turned the water into the turbines, and away went the engine; I hurried to set the lubricators running on the bearings, and in a couple of minutes had adjusted the speed, and the brushes of the generators, and switched the current on to the line.

<pb id='169.png' n='1959h1/A/0771' /> Instructions for attaching Singer thread lubricator 13273 to Singer machine 42-5.

Instructions for attaching Singer thread lubricator 42498 to Singer machines of class 81.

Instructions for attaching Singer thread lubricator 42498 to Singer machines of class 81.

Instructions for attaching Singer thread lubricator 44273 to Singer machines 31-15, 31-20, 44-30, and others.

Instructions for attaching Singer thread lubricator 56892 to Singer machine 16-188.

Instructions for attaching Singer thread lubricator 65092 to Singer machines 17-16, 17-29 of classes 68 and 69.

Singer Manufacturing Co. (PWH); 29Jan59; R230349. Instructions for attaching Singer thread lubricator 224456 to machine 107W1.

Instructions for attaching Singer thread lubricator 44273 to Singer machines 31-15, 31-20, 44-30, and others.

Instructions for attaching Singer thread lubricator 56892 to Singer machine 16-188.

Instructions for attaching Singer thread lubricator 65092 to Singer machines 17-16, 17-29 of classes 68 and 69.

Maintenance reference book, article 6.1.3; type C guide rail lubricator.

Sometimes the wheels gave perfectly agonizing shrieks as they revolved, and when they made so much noise that their strong Spanish nerves could stand it no longer, if there was any green grass to be found the drivers would crowd in a quantity around the axle, and there was generally room for a good lot of it, to answer for a lubricator.