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![Entering a tunnel on motor velocipede theb1779.jpg Entering a tunnel on motor velocipede](/sites/default/files/styles/max_1300x1300/https/s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_theb1779.jpg?itok=bynFUdX6)
Description
Entering a tunnel on motor velocipede.Sure hope nobody's coming the other way.Level party of Herman Odessey (Image credit: C&GS; Season's Report Odessey 1923)
Credit
C&GS; Season's Report Odessey 1923
Display Date
1923
Location
Alaska Central
Collection
Historic Coast & Geodetic Survey
Geodesy
Determining the Elevations - Leveling a Continent
Keywords
Geodesy
Leveling