(65) · also written as a run, 65a xxx 65n
Oxygen Gas
Where it is first named
The hydrogen gas 63a xxx 63n and oxygen gas 65a xxx 65n
How it is written
- (oxygen gas 65a) 1×
- (oxygen gas 65n) 1×
65a xxx 65n is Meyer's shorthand for a run of the same thing: 65a is the first, 65n the last, and the x's stand for however many lie between. Every stage of the run is this one numeral.
Drawings 1
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Page 12 · Hydrogen Generator System