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![Launch DELTA on line surveying theb0032.jpg Launch DELTA on line surveying](/sites/default/files/styles/max_1300x1300/https/s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_theb0032.jpg?itok=GKqOzWJh)
Description
Launch DELTA on line surveying (Image credit: C&GS; Season's Report Sobieralski 1927-102)
Credit
C&GS; Season's Report Sobieralski 1927-102
Display Date
1927
Location
Alaska
Collection
Historic Coast & Geodetic Survey
Keywords
Charting
Boats
Hydrography