Who was Alexander Dallas Bache? -...
Transcript of Who was Alexander Dallas Bache? -...
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Who was Alexander Dallas Bache?
Maryellen Sault, National Geodetic Survey
Kyle Ward, Office of Coast Survey
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How did we
get here?
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Superintendents of the U.S. Coast Survey
Ferdinand Rudolph Hassler Alexander Dallas Bache
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Alexander Dallas Bache
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Charleston, SC
1810
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Geodetic Survey Baselines
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Bar of Invariable Length
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Edisto Island, SC
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Edisto Island, SC Recon Work
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Geodetic Survey Baseline
Edisto Island, SC
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Triangulation
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Geodetic Survey Monument
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1858 Charleston, SC Nautical Chart
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14https://historicalcharts.noaa.gov/
Supporting the Civil War
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https://historicalcharts.noaa.gov/
Supporting the Civil War
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• Superintendent of Weights & Measurements
• One of the Smithsonian Institution Founders
• President of the National Academy of Sciences
• Awarded several medals from foreign governments
• First to hire a woman for a scientific position.
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Bache’s Accomplishments
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Continue preservation efforts of the Bache geodetic survey baseline on Edisto Island, South Carolina
1. Replicate and Update Interpretative Boards
2. Create Interactive Website
3. Design Information Handout
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Preserve America Grant Proposal
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Edisto Island, SC East Base
Bache Monument - 2015
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Edisto Island, SC East Base
Bache Monument - 2016
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Bache Monument Preservation Story Map
https://arcg.is/1vgVf22
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Bache Monument Preservation Story Map
https://arcg.is/1vgVf22
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Outreach Material
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Acknowledgements