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Slope chaining? Bottom Right page. 
Posted : April 12, 2016 6:57 pm
That note is analog Metadata ...
Posted : April 12, 2016 7:00 pm
I certainly wouldn't rule out slope chaining in 1886. Some of the resurvey work that I've followed in Texas from 1889 was almost certainly slope-chained and corrected, but most likely by clinometer measurements rather than transit angles.
Posted : April 12, 2016 7:29 pm
Slope corrections----not all that unusual
A legible set of GLO notes from the Montana scans------that's unusualB-)
Posted : April 13, 2016 6:49 am
