Ludy, Llewellyn V., 1875- [from old catalog], American Technical Society · Chicago, American technical society · leaf 30
Fig. 16. Indicator Card Showing Effect ofChanging Connecting Pipe tion and testing of the indicators and in their manipulation, in orderto insure that any distortion which might occur in the cards wouldbe due entirely to the pipe connections. The indicators were … Fig. 17. Indicator Card Showing Effect ofChanging Connecting Pipe attached to the cylinder, as shown in Fig. 13, both being connectedat the same end so that the indicator pistons would be exposed asnearly as possible to identical conditions.
Indicators for steam-engines · Steam-engines
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